Wa0001 PDF
Wa0001 PDF
Wa0001 PDF
Q2) a) Discuss the effect of change of life style on sewage quality. Also write
the typical characteristics of domestic sewage. [5]
b) Write a short note on Oxygen Sag Curve. [5]
Q3) a) Design the scree chamber of an STP to treat a peak flow of 100 MLD of
sewage. Assume inclination of bars 450 with horizontal, Size of bars:
10mm x 70 mm, 10 mm dimension facing the flow, clear spacing between
bars as 50mm and the velocity through the screen as 0.8 m/sec at peak
flow. [5]
b) Explain ASP with neat sketch. Write advantages and limitations of
conventional ASP. [5]
P.T.O
OR
Q4) a) Explain the biological principle of trickling filter with neat sketch. [5]
b) What is sludge bulking? Explain the control measures for the same. [5]
Q5) a) Design an oxidation pond for treating sewage from a residential colony
having population of 10,000 with sewage flow rate of 120 lpcd with the
following data. [8]
Location - 28° N
Temperature - 25°C
OR
b) Explain the working principle and design criteria of Aerated lagoons. [8]
Q7) a) Discuss the working principle of package sewage treatment plant. Write
the advantages and limitations of the same. [8]
[4859] - 1001 2
OR
Q8) Draw a neat sketch of conventional sludge digester and explain the following:
[16]
a) Different stages of the digestion process.
b) Micro-organisms responsible for the process.
c) Design parameters of anaerobic digester.
d) Capacity of the digester.
Q9) Explain the source of wastewater generation its characteristics and treatment
options for its wastewater with the help of suitable flow diagrams for following
industries. [18]
a) Dairy Industry.
b) Sugar Industry.
OR
Q10)Write a short note on following.
a) Disposal of effluent from Sugar Mill.
b) Importance of Equalization and Neutralization for Industrial wastewater.
c) Secondary treatment options for industrial wastewater. [18]
M M M
[4859] - 1001 3
Total No. of Questions : 10] SEAT No. :
Q1) a) The area of Maharashtra is 3,08,000 Sq. Km and there are 276 Towns
as per 1981 census. Determine the lengths of different categories of
roads to be provided in the state by the year 2001. [5]
b) Explain Obligatory points. With sketches discuss how these controls
alignment. [5]
OR
Q2) a) In a braking test, a vehicle travelling at a speed of 40 kmph was stopped
by applying brakes fully and the skid marks were 8.5 m in length.
Determine the average skid resistance of the pavement surface. [5]
b) Explain with the help of neat sketches the methods of eliminating
camber and introduction of superelevation. [5]
Q3) a) Enumerate the steps for practical design of Super elevation considering
mixed traffic condition. [5]
b) Discuss in brief the factors affecting the design of rigid pavement. [5]
OR
P.T.O.
Q4) a) Design a valley curve at the junction of a downward gradient of 1 in
30 and a level stretch from head light consideration. The stopping
sight distance is 180 m. [5]
b) Discuss in brief warping stresses and Frictional stresses in rigid
pavement. [5]
Q9) a) Define Pier. State the various types of piers Also State the requirements
of good pier. [2+2+2=6]
b) What is Cut water and Ease Water? Why it is necessary? Sketch any
two shapes of Cut water and Ease Water. [2+2+2=6]
c) Write a short note on Erection and Maintenance of Bridges. [6]
OR
Q10 a) How will you account for the following in the design of Highway
Bridge. [2+2+2=6]
i) Centrifugal Force
ii) Earthquake Force
iii) Wind Load
b) Define Bridge bearing. State the types of bearings. Why Bearings are
necessary in bridges. [2+2+2=6]
c) Explain the following with a neat sketches : [2+2+2=6]
i) Arch culvert
ii) Balanced Cantilever bridge
iii) Traverser bridge
zzz
[4859] - 1002 3
Total No. of Questions : 10] SEAT No. :
P.T.O.
OR
Q4) a) Explain the criteria for limit state of cracking in prestressed concrete
members. [4]
b) A two span continuous floor beam ABC has a span AB = 6 m and
BC = 6 m. The beams are of size 230 mm × 600 mm. Considering the
effect of reversal of loads, the design moments and shear are as follows:
Mu,(A+) = 150 kNm, Mu, (A) = 350 kNm, Mu,(AB+) = 110 kNm, Mu,(B+) = 90
kNm, Mu,(B) = 400 kNm, Mu,(BC+) = 90 kNm, Vu,(AB) = 180 kN, Vu,(BA) =
200 kN, Vu,(BC) = Vu,(CB) = 220 kN. Design the beam AB only. Use M30
grade of concrete and steel of grade Fe 500. [6]
Q5) a) What are earth retaining structures? Give suitable examples. [4]
b) Perform stability analysis for a T-shaped retaining wall and calculate the
factor of safety against overturning, sliding and check for maximum
pressure at the base. The details of the retaining wall are as follows:
Overall height = 5.0 m, thickness of stem at base = 350 mm and 200 mm
at top, thickness of base slab = 350 mm, width of base slab = 2.70 m,
width of toe = 0.80 m. The top surface of the backfill is horizontal and
has the following properties: unit weight = 17 kN/m3, coefficient of
friction between concrete and soil = 0.55, angle of repose = 30º, SBC
of soil = 150 kN/m2, depth of foundation = 1.0 m. [12]
OR
Q6) Design a L-shaped retaining wall to retain a backfill of 3 m. The backfill is
horizontal and is subjected to a surcharge of 10 kN/m2 acting over a length
of 5 m from the face of the wall. The unit weight of the soil is 18 kN/m3,
angle of repose = 30º, SBC of soil = 180 kN/m2, good foundation is available
at a depth of 1.0 m. Sketch the details of reinforcement in the wall and base
slab. [16]
[4859]-1003 2
OR
Q8) Design a slab-beam type combined footing for two boundary columns spaced
4.0 m apart. The columns are 300 mm × 300 mm. The working loads from
the column are 700 kN each. The SBC of soil is 175 kN/m2. Use M30 grade
of concrete and steel of grade Fe 500. Sketch the details of reinforcement.[16]
ïïï
[4859]-1003 3
Total No. of Questions : 10] SEAT No. :
B.E. (Civil)
STRUCTURAL DESIGN OF BRIDGES
(2012 Pattern) (Elective- I)
Time : 2½Hours] [Max. Marks : 70
Instructions to the candidates:
1) Answer Q.1 or Q.2; Q.3 or Q.4; Q.5 or Q.6; Q.7 or Q.8; and Q.9 or Q.10.
2) Figures in bold, to the right indicate full marks.
3) IRC: 6, IRC:112, IS 456, IS 800, IS 1343 and Steel table are allowed in the
examination.
4) Neat diagrams should be drawn wherever necessary.
5) If necessary, assume suitable data and indicate clearly.
6) Use of electronic pocket calculator is allowed.
Q1) What are IRC loading standards? Explain any one loading case. [10]
OR
Q2) Explain loading standards for railway bridges. [10]
Q5) Design the members U2-U3, U2-L2 for the broad gauge railway steel truss
bridge shown in fig.1. The details are as follows. [18]
a) Weight of stock rail =0.65kN/m,
b) Weight of check rail =0.5kN/m
c) Timber sleepers of size =(0.25×0.25×2.5) m@0.45m c/c
d) Unit weight of timber =6.2kN/m3
e) Spacing of truss = 6.0 m c/c
P.T.O.
f) Equivalent uniformly distributed load for BM and SF are 3498kN and
3815kN respectively.
g) CDA = 0.324
OR
Q6) For the problem given in Q.5 design the members L2-L3 and L3-U2. [18]
Q7) Design an elastomeric bearing for the given data and also sketch the details.[16]
a) Maximum normal load = 1250 kN.
b) Minimum normal load = 400kN
c) Lateral load = 35kN
d) Longitudinal load =85 kN
e) Total longitudinal translation =10mm
f) Rotation at support =0.001
g) Shear modulus of elastomer = 1.0 N/mm2
h) Allowable compressive stress for concrete = 8N/mm2
i) Allowable compressive stress for elastomer = 9N/mm2
OR
Q8) a) What are bearings? Explain the classification of various types of bearings
with neat sketches. [8]
b) Explain the design procedure for rocker bearing. [8]
////
P.T.O.
Q3) a) For the following functions, determine whether they are concave or convex[5]
i) F(x)=x12 x2
ii) F(x)= x1 + 5x2
b) Define Local optima and global optima with the help of neat sketch. [5]
OR
Q4) a) Following is the arrival time and service time at a coffee shop. [6]
Interarrival time (minutes) : 0 0.5 1 1.5 2 2.5 3
Frequency (%) : 5 35 25 15 10 7 3
Service time (minutes) : 1 2 3 4 5
Frequency (%) : 5 25 35 20 5
Simulate the system for 10 arrivals and find the idle time for customer
and waiter.
Use following rendom numbers:
For arrival : 21, 11, 71, 65, 41, 35, 17, 91, 07, 34
For service : 20, 72, 34, 54, 30, 22, 48, 74, 76, 02
Q5) a) In an investment project, only 8 units of money are available for allocation
in unit amounts to three investment programmes. The return function for
each programme is given below. It gives the return from investing x units
of money in ith investment programme. Find the optimum investment
policy. [10]
x 0 1 2 3 4 5 6 7 8
I 0 5 15 40 80 90 95 98 100
II 0 5 15 40 60 70 73 74 75
III 0 4 26 40 45 50 51 52 53
b) Write short note on characteristics of Dynamic Programming. [6]
[4859] - 1005 2
OR
Q6) a) A distance network consists of eleven nodes which are distributed as
shown below. [8]
Arc Distance Arc Distance
1-2 8 5-8 12
1-3 7 5-9 7
1-4 1 6-9 9
2-5 5 7-9 6
3-5 9 7-10 13
3-6 2 8-11 4
3-7 8 9-11 2
4-7 10 10-11 15
Find the shortest path from node 1 to 11 and the corresponding distance.
b) Define Dynamic programming problem. List and explain the terminologies
of dynamic programming problem. What are the application areas of
dynamic programming. [8]
[4859] - 1005 3
Q8) a) Solve by using big M method. [8]
Maximize Z = 4 x1 + 5 x2 3x3
Subject to
x1 + x2 + x3 = 10
x1 - x2 > 1
2x1 + 3 x2 + x3 < 40
x1, x2, x3 > 0
b) Solve the following with two phase method [8]
Minimize Z = x1 x2
Subject to x1 x2 x3 = 1
x1+ x2+ 2 x3 x4 = 1
xj > 0; j = 1,2,3,4
[4859] - 1005 4
Q10)a) Solve the following cost minimizing transportation problem using [10]
i) North West Corner method
ii) Column Minima method
iii) Row minima method
iv) Least cost method
D1 D2 D3 D4 D5 D6 available
O1 2 1 3 3 2 5 50
O2 3 2 2 4 3 4 40
O3 3 5 4 2 4 1 60
O4 4 2 2 1 2 2 30
Required 30 50 20 40 30 10 180
b) A company is faced with the problem of assigning six different machines
to five different jobs. The costs estimated in hundreds of rupees are
given in the table below. [8]
Jobs
1 2 3 4 5
1 2.5 5 1 6 2
Machines 2 2 5 1.5 7 3
3 3 6.5 2 8 3
4 3.5 7 2 9 4.5
5 4 7 3 9 6
6 6 9 5 10 6
Solve the problem to minimize the total cost.
yyy
[4859] - 1005 5
Total No. of Questions : 10] SEAT No. :
P.T.O.
Q5) a) What are the factors affecting the fiber interaction with matrix?. [4]
b) Explain the historical development of fiber reinforced concrete composite.
Explain the role of fibers improving the properties of concrete. [6]
c) Explain in detail interaction between fiber matrix composite under cracked
and uncracked condition. [6]
OR
Q6) a) What is aspect ratio? How it can influence the properties of composites?[4]
b) Explain the basic concept of using fibers in the concrete composite?
Explain the role of fibers improving the mechanical properties under
tension and bending. [6]
c) Define fiber reinforced concrete composite. What are the different types
of fibers used in the construction industry. Write the properties and
application. [6]
Q9) a) Explain how ferrocement differs than concrete? Write about tensile
property of ferrocement. [6]
b) Explain open mould technique for ferrocement with merits and demerits[6]
c) Define ferrocement. What are its applications? [6]
OR
Q10) a) What are the advantages Ferrocement? [6]
b) Explain the properties and specification of ferrocement material. [6]
c) Explain closed mould technique for ferrocement with merits and demerits. [6]
ÑÑÑ
[4859]-1006 2
Total No. of Questions : 8]
SEAT No. :
P2008 [Total No. of Pages : 2
[4859]-1007
B.E. (Civil)
ARCHITECTURE AND TOWN PLANNING (Elective - I)
(End Sem.) (2012 Pattern)
Q3) a) Elaborate the importance of different civic surveys for development plan
proposal. [8]
b) Explain the working of any one planning agency and its general
organizational structure. [9]
OR
Q4) a) Elaborate the importance of i) Demographic and ii) Housing survey for
new D.P. proposal. [8]
b) What is "traffic management" concept?Why ITS is important to support
the same? [9]
P.T.O.
Q5) a) Write a short note on contents of MRTP Act, 1966 and process for
preparation of D.P. [9]
b) Write about the importance of CRZ Act in relation with India. [8]
OR
Q6) a) Write a short note on, "New Town" development under MRTP Act. [9]
b) Write a short note on, "Smart City Guidelines" as per Govt. of India.[8]
mmm
[4859]-1007 2
Total No. of Questions : 6] SEAT No. :
OR
OR
b) How strength and water tightness of DTB affect the foundation of dam?[7]
OR
P.T.O.
Q4) a) Describe Q system of classification of rock in detail. [8]
b) Calculate Core recovery and RQD recovery from following table. [8]
[4859]-1008 2
Q5) a) Is the Columnar basalt suitable/unsuitable for tunnel excavation? Give
reasons. [10]
OR
OR
ïïï
[4859]-1008 3
Total No. of Questions : 8]
SEAT No. :
P2043 [Total No. of Pages : 3
[4859]-1009
B.E. (Civil Engineering)
MATRIX METHODS OF STRUCTURAL ANALYSIS
(Semester - I) (2012 Pattern) (Elective - II)
c) Two bars one of aluminium and other of steel are joined together and
subjected to load as shown in Figure 2. Determine the displacement at
common joint. Take c/s area of aluminium bar 2000 mm2, c/s area of
steel bar 400 mm2, Young's modulus of aluminium bar 70 GPa and steel
bars 200 GPa. [8]
OR
Q2) a) Explain Gauss Jordan Method with computer flowchart. [6]
b) Determine the support reactions of the continuous beam ABC as shown
in Figure 3 using flexibility matrix method. Take EI = constant. [6]
P.T.O.
c) Derive the transformation matrix and stiffness matrix of two noded truss
member with 04 D.O.F. [8]
Q3) a) Explain structure approach and member approach for the analysis of
framed structures. [4]
b) Analyze the continuous beam ABC as shown in Figure 4 using stiffness
matrix method. The beam is fixed at A and C and supported by spring at
B. Take EI constant. Draw BMD. [14]
OR
Q4) a) Derive the stiffness matrix of two noded frame element considering axial
force, shear force and bending moment. [6]
b) Determine the unknown joint displacements of the portal frame as shown
in Figure 5 using stiffness matrix method. Take EI constant. [12]
Q5) a) Derive the stiffness matrix of two noded grid element of with 06 D.O.F.,
length L, flexural rigidity EI and torsional rigidity GJ. [8]
b) Derive the transformation matrix of the grid element. [8]
OR
Q6) Analyze the grid structure ABC as shown in Figure 6 using stiffness matrix
method. Take E =210 GPa, G = 84 GPa, I = 16.6x105 m4, J=4.6 x 105 m4 for
all elements. [16]
OR
[4859]-1009 2
Q7) For the truss shown in Figure7, use stiffness matrix method to determine the
deflections at the loaded joint. Take E = 200 GPa and c/s area of all members
1000 mm2 . [16]
OR
Q8) a) A beam of span 'L' is fixed at both ends 'A' and 'B' and supports a
uniformly distributed load of W kN/m over the entire span. Estimate the
deflections of quarter span intervals using second order central difference
formula. [8]
b) Estimate the lowest buckling load 'P' of a uniform pin ended column of
length 'L' and flexural rigidity EI using three sub intervals. Apply finite
difference method. [8]
mmm
[4859]-1009 3
Total No. of Questions : 12]
SEAT No. :
P2044 [Total No. of Pages : 2
[4859]-1010
B.E. (Civil)
Integrated Water Resources and Planning
(Elective - II) (Semester - I) (2012 Pattern) (Endsem)
Q3) a) Explain water laws and constitutional provision for water management.[3]
b) Write a note on "water scarcity". [3]
OR
Q4) a) Explain - Benefit cost analysis. [3]
b) What are the global and national perspectives of water crisis? [3]
P.T.O.
Q7) a) What is navigation and recreational water demands? Explain how it is
estimated. [8]
b) Write a note on estimation and forecasting of water demand for industrial
sector. [8]
OR
Q8) a) Explain in detail necessity of water management in irrigation sector. [8]
OR
Q10)a) What are the direct and indirect social impacts of water resources
development? [8]
b) Write note on
i) Minimum Flow
ii) Water quality management. [8]
OR
Q12)a) Explain data driven techniques in Artificial Neural Networks related to
watershed management. [8]
b) How watershed are classified? Explain integrated approach for watershed
management. [10]
mmm
[4859]-1010 2
Total No. of Questions : 10]
SEAT No. :
P3925 [Total No. of Pages : 3
[4859]-1011
B.E.
TQM &MIS IN CIVIL ENGINEERING (Elective - II)
(2012 Pattern)
Q1) a) With examples, explain any 2 definitions of quality and highlight the need
for obtaining quality in a construction project. [5]
b) As a project manager, explain any 5 important measures which you
recommend so as to improve the quality of materials used in the
construction project. [5]
OR
Q2) a) Explain with examples how the entry of the multinational construction
companies (MNC'S) in the Indian Construction Business Market has
impacted i) Quality of project in terms of the materials systems &
processes to be used, and ii) Customer requirements. [5]
b) As a quality manager, explain any 5 important major causes of absence
of quality on construction projects which you have observed. [5]
Q3) a) Explain "Rework" and "Scrap" with proper examples and suggest how
you can avoid them. [2+2+1=5]
b) Highlight obstacles in implementation of TQM in the Indian construction
sector. [5]
OR
P.T.O.
Q5) a) Elaborate with examples the difference between:
b) Explain with examples the eight, ISO 9001 Quality Management System
Standards used by construction organisations. [8]
OR
Q6) a) Explain in brief any 5 important documents which are a part of the
contractor's quality manual, used by an ISO 9001 certified firm. [10]
b) What is a concrete pour card? How is it used? Which are the parameters
which are necessarily mentioned in the pour card and checked, before
permitting the concrete pour? Explain. [2+2+4=8]
b) Explain in detail the "costing of poor quality" approach which you would
adopt so as to convince the top management that "quality improvements
are certainly needed, in case of the following defects:
[4859]-1011 2
OR
Q8) a) With respect to the Concreting activity, Set the benchmarks for the
following requirements,
iv) Minimum weight per unit length and minimum actual cross-sectional
dia/ area for any particular reinforcement bar. [2]
b) What is SCM? How is it used in TQM? What are its advantages? Explain
with proper examples from a construction work. [2+2+4=8]
Q9) a) Explain in brief the contents of any 4 modules used in the ERP of a
construction organisation. [8]
OR
Q10 Discuss advantages and limitations of
mmm
[4859]-1011 3
Total No. of Questions : 12] SEAT No. :
Q3) A simply supported beam 4 m long supports mass of 1000kg at the center.
Find the natural period and natural frequency. E = 2.1 × 106 kg/cm2 &
EI = 10,000 kN.m2. [6]
OR
P.T.O.
Q4) a) Derive the equation of motion for a damped but free vibration of a
SDOF system. [3]
b) Convert the mass m = 20,000kg supported as shown in figure4.1 into
a mass and equivalent spring system (SDOF). Assume stiffness of
each column 3kN/m for first and second storey and 2kN/m for top
storey. [3]
Fig. 4.1
Figure 6.1
[4859] - 1012 2
Q8) a) What is Liquefaction? Write effects of liquefaction. [4]
b) What are the different soil improvement techniques to reduce
liquefaction. [6]
c) What type of forces generated due to earthquake and Explain its effect
on foundation. [6]
Q9) a) What are the various methods available to control the lateral forces
acting on a structure? Explain in details. [8]
b) What are the basic precaution to be followed in rescue operations. [8]
OR
Q10) a) What is disaster management? Explain its various phases. [8]
b) Define Active and Passive control. Write different types of the passive
control system and explain any one example. [8]
zzz
[4859] - 1012 3
Total No. of Questions : 10] SEAT No. :
Q1) a) Enlist different Clay minerals & explain the role of montmorillonite.
[5]
b) Discuss any one of the following : [5]
i) HRB classification
ii) Textural classification
OR
Q2) a) Discuss Binquet & leetheory for reinforced soil foundations. [5]
b) Explain Ka, Kp & Ko with examples. [5]
P.T.O.
Q4) a) Compute the active earth pressure at a depth of 4.5 m in sand whose
angle of friction is 37°, and density of 15.60 KN /m2 in dry state. [5]
b) What is soil nailing? Under which situations its applicable? [5]
zzz
[4859] - 1013 3
Total No. of Questions : 10] SEAT No. :
P1853 [4859]-1014
[Total No. of Pages : 5
1
Time : 2 Hours] [Max. Marks :70
2
Instructions to the candidates:
1) Neat diagrams must be drawn wherever necessary.
2) Figures to the right indicate full marks.
3) Use of logarithmic tables slide rule, mollier charts, electronic pocket calculator
and steam tables is allowed.
4) Assume suitable data, if necessary.
Q5) a) 1.5 m3/s of moist air at a state of 28ºC dry-bulb, 21ºC wet-bulb and
101.325 kPa flows across a cooler coil and leaves the coil at 13ºC dry-
bulb and specific humidity of 8.5 gm per kg of dry air. Determine the
apparatus dew point, the contact factor and the cooling load. [5]
b) Define: RSHF, GSHF and ESHF. Explain the procedure to draw the
lines of RSHF, GSHF and ESHF on psychrometric chart. [7]
c) Explain the ASHRAE comfort chart showing the comfort zones for winter
and summer. [6]
OR
Q6) a) Define and explain the following: [8]
i) Humidity ratio
ii) Dew point temperature
iii) Relative humidity
iv) Wet bulb temperature
b) Moist air at a state of 21ºC dry-bulb, 15ºC wet-bulb and 101.325 kPa
barometric pressure enters a spray chamber. If, for each kilogram of dry
air passing through the chamber, 0.002 kg of water at 100ºC is injected
and totally evaporated, calculate the moisture content, enthalpy and dry-
bulb temperature of the moist air leaving the chamber. [5]
c) Define Indoor Air quality. Discuss sources of pollutants in occupied
room. [5]
[4859]-1014 2
Q7) a) Classify the air conditioning systems. Compare all air-air conditioning
system with all water-air conditioning system. [8]
b) With neat diagram explain the working of single screw compressor. What
are the advantages of it over reciprocating compressor? [8]
OR
Q8) a) With neat schematic explain the variable air volume air conditioning
system. What are the advantages over constant volume system? [8]
b) Draw the constructional diagram for TXV and explain its working. What
are the limitations TXV? [8]
Q9) a) Explain in brief the different types of filters used in air conditioning. [6]
b) Determine the duct sizes of the duct system as shown in Fig.1 using
equal friction method. Determine the FTP and dampering required at
each branch. Assume the velocity in main duct A as 300 mpm. Also
dynamic loss coefficient in elbow k=0.22. Use static regain factor R=0.75.[10]
OR
[4859]-1014 3
Q10)a) Explain step by step the static regain method of duct design. List
commonly used duct materials. [10]
b) A 600 mm x 400 mm size duct carries 90 cmm of air having density of
1.2 kg/m3. Determine the equivalent diameter of the circular duct: [6]
i) If the quantity of air carried in both the cases is same.
ii) If the velocity of air in both the cases is the same.
If friction factor, f = 0.011, find the pressure loss per 100 m length of
duct. Find air power required.
[4859]-1014 4
ggg
[4859]-1014 5
Total No. of Questions : 10] SEAT No. :
P1854 [4859]-1015
[Total No. of Pages : 3
B.E. (Mechanical)
CAD / CAM AND AUTOMATION
(2012 Course) (Semester-I) (End Sem)
Time : 2.30 Hours] [Max. Marks : 70
Instructions to the candidates:
1) Answers in one answer book.
2) Answer Q. 1 or Q. 2, Q. 3 or Q. 4, Q. 5 or Q. 6, Q. 7 or Q. 8, Q. 9 or Q. 10.
3) Neat diagrams must be drawn wherever necessary.
4) Figures to the right side indicate full marks.
5) Use of calculator is allowed.
6) Assume suitable data if necessary.
Q1) a) Line A(5, 5) B(10, 15) is to be rotated about point B by 60° in CCW
direct find the new position of point A and B of line. [6]
b) In concatenated transformation why translation matrix to be written in
homogeneous form also write translation matrix in homogeneous form.
[4]
OR
Q2) a) Explain Geometric translational and rotational mapping and its need.[6]
b) Explain Bezier synthetic curve. [4]
Q3) a) Explain CSG technique of solid modeling and its advantages and limitation.
[6]
b) Explain the concept of shape function for 1D element. [4]
OR
Q4) For the truss element shown in the figure find Global stiffness matrix and
write in the form KQ = F. Compute nodal displacements. [10]
P.T.O.
Q5) a) Explain the canned cycle for Drilling, Boring and Tapping. [8]
b) Write CNC part program for roughing and finishing using canned cycle
for turned component as shown in figure. Assume Suitable cutting data.
[10]
OR
Q6) a) Explain the concept of tool radius compensation while CNC programming
and explain G codes and its format for cutter compensation. [6]
b) Write CNC part program for Milling and Drilling for component as shown
in figure use concept of sub programming so that depth of cut per pass
is 1 mm. Assume Suitable cutting data. [12]
OR
[4859]-1015 2
Q8) a) Write steps in Fused Deposition Modeling (FDM) with neat sketch.
State its applications. [8]
b) Write steps in Selective Laser Sintering method with neat sketch. State
its advantages. [8]
[4859]-1015 3
Total No. of Questions : 12] SEAT No. :
OR
OR
P.T.O.
Q5) a) What is net present value of a project (life 2 years) which requires an
investment of Rs.50, 000/- and yield Rs.30, 000/- in I year and Rs.40,000/-
in the next year, if the interest rate is 10%. [5]
b) Explain financial analysis method for simple payback period. [5]
OR
Q6) a) A sum of Rs.40,000 is deposited in a bank at the beginning of a year.
The bank pays 8 % interest annually. How much money will be in bank
account at the end of fifth year, if no money is withdrawn? [5]
b) Annual saving after replacement of an boiler for I year is Rs. 5 Lacks,
for II year is Rs.5,50,000 and for III year is 6,50,000 respectively. Total
project cost is Rs. 13,50,000 considering cost of capital as 12%, what is
the NPV of proposal. [5]
Q7) a) What is steam distribution system? Explain with neat sketch. [7]
b) Find out the efficiency of the boiler by direct method with the data given
below : [7]
i) Type of boiler: coal fired
ii) Quantity of steam (Dry) generated: 8 TPH
iii) Steam pressure (Gauge) / Temp: 10 Kg/Cm2(G)/ 180°C
iv) Quantity of coal consumed: 1.8 TPH
v) Feed water temperature: 85°C
vi ) GCV of coal : 3200 Kcal/Kg
vii ) Enthalpy of steam at 10 Kg/cm2 pressure : 665 Kcal/Kg (Saturated)
viii ) Enthalpy of feed water: 85 Kcal/Kg
OR
Q8) a) Write down opportunities to increase boiler efficiency with neat sketch.[7]
b) A Centrifugal pump is pumping 85 M3 / Hr of water and pressure rise in
pump is 6 Kg/Cm2 (gauge). If power drawn by motor is 25 Kw. Find out
the pump efficiency. Assume motor efficiency as 90% and water density
as 998 Kg/M3. [7]
[4859] - 1017 2
Q9) a) Define power factor and explain how power factor improved with one
example. [6]
Q11)a) What is the cogeneration ? Write down principal of cogeneration and its
advantages. [7]
M M M
[4859] - 1017 3
Total No. of Questions : 10] SEAT No. :
P.T.O.
OR
Q4) a) What do you mean by stick-slip friction? [2]
b) Derive from basic principles two dimensional Reynolds equation taking
usual notations. [8]
Q5) a) Derive the expression for flow rate through rectangular slot. What are
the assumptions made while deriving the equation? [8]
b) Explain in brief the working principle of hydrostatic bearing. State the
advantages and limitations of hydrostatic bearing. [8]
OR
Q6) a) Derive an equation for load carrying for given instantaneous velocity of
approach and film thickness in case of circular plate approaching a plane.
[8]
b) The following data is given for a hydrostatic step bearing : [8]
Thrust load = 400 kN
Shaft speed = 700 rpm
Shaft diameter = 480 mm
Recess diameter = 240 mm
Oil-film thickness = 0.15 mm
Viscosity of lubricant = 160 SUS
Specific heat of lubricant = 1. 76 kJ/kgºC
Specific gravity of lubricant = 0.86
Calculate :
i) The supply pressure
ii) The flow requirement in 1/min
iii) The fractional power loss
iv) The pumping power loss and
v) The temperature rise, assuming the total power loss in bearing is
converted into the frictional heat.
[4859]-1018 2
OR
Q8) a) What do you understand by gas lubricated bearings? Compare gas
lubricated bearings with oil lubricated bearings based on the following
parameters:
i) Viscosity of lubricant
ii) Viscous resistance
iii) Frictional power loss
iv) Operating speed
v) Load carrying capacity
vi) Film thickness and surface finish. [8]
b) Explain in brief about the active and passive magnetic bearings. What
are its advantages over conventional bearings. [8]
ÑÑÑ
[4859]-1018 3
Total No. of Questions : 10] SEAT No. :
Q1) a) State and explain the relationship between MTTF and Reliability. [4]
b) For the block diagram shown in Fig.1, derive the equation using tie-set
method to obtain the reliability of the system assuming the elements to
be independent. Also, draw an equivalent block diagram for the minimal
tie-sets and hence, find the reliability of the system if reliability of all
elements is of 0.9. [6]
P.T.O.
Fig. 1 Block diagram
Q3) a) What is k-out of n structure (k, n) system? Give two practical examples
of a (k, n) system. [4]
b) A system S consists of sub-systems of A and B, each having reliability
p. In order to improve the reliability of the system, following three
configurations of sub-systems are suggested as shown in Fig. 2. Obtain
the reliability of each sub-system and determine amongst three which
configuration has the highest reliability? Assume that the elements are
independent. [6]
[4859]-1019 2
OR
Q5) a) It has been observed that a failure pattern of an electronic system follows
an exponential distribution with the probability of failure within 900 hours
as 0.425. Obtain the inherent availability of the system over the same
period of time if maintainability of the whole system over the same period
of time is 0.85. Also, obtain the operational availability if administrative
and logistic time is 240 hrs. Assume that the repair time follows an
exponential distribution. [8]
b) Specify the functions to be performed by the reliability department to
obtain the desired reliability. [4]
c) Availability is a complex function of reliability, maintainability and supply
effectiveness. Comment on the statement. [4]
OR
Q6) a) A material handling system has to be designed with a reliability value of
0.9 for 1000 hours. An operational availability over the same period of
time is required to be 0.85. If preventive maintenance downtime is ignored
[4859]-1019 3
and mean administrative and logistic time is 50% of mean time to repair,
find [8]
i) Mean Time To Repair (MTTR).
ii) Mean Down Time (MDT) and
iii) Inherent availability. Assume a constant hazard rate for failure.
b) State at least eight applications of Built-In-Testing technique. [4]
c) Classify the cost of reliability and describe how an accurate estimation
of cost of unreliability provides benefit to the reliability engineer. [4]
[4859]-1019 4
Q8) a) A hydraulic circuit (system) is shown in Fig. 3. There are two supply
lines having various valves (A, B, C, D and E) and gear pumps
(P1and P2) through which oil is supplied to machine from oil tank.
Fig.3 Hydraulic circuit to supply oil from oil tank to machine tool
The probability of failure of the valves and reliability of the gear pumps is
given in following table. Draw the block diagram for the complete system.
Also, construct the fault tree and based on this, calculate the reliability of the
hydraulic circuit (system). [10]
Valves Gear Pumps
Characteristics The probability of failure The reliability
A B C D E P1 P2
[4859]-1019 5
Q9) a) The following data refers to a certain test of equipment: [8]
Failure number 1 2 3 4 5 6 7 8
MTTF (hrs.) 25 14 34 24 27 33 18 36
Find out the reliability of the equipment and plot the variation of reliability
against time using :
i) Mean ranking method and
ii) Median ranking method.
b) What is FRACAS? State its application in manufacturing industry and
explain how FMECA benefits the FRACAS. [8]
OR
Q10) a) The stress developed in a machine component is known to be normally
distributed with a mean stress of 200 N/mm2 and standard deviation of
30 N/mm2. The mean material strength of machine component is
330 N/mm2 and standard deviation of 45 N/mm2. Assuming that the
material strength of machine component and induced stresses are
independent, determine :
i) The probability of survival of machine component.
ii) Average factor of safety and
iii) Minimum and maximum values of factor of safety.
Extract the data from following table which shows the normal variant (Z)
and (Z).
Z 2.1 2.2 2.3 2.4 2.5 2.6
(Z) 0.9642 0.9722 0.9786 0.9836 0.9876 0.9906
[8]
b) What is meant by accelerated test in evaluating reliability? Give at least
six points of differences between Highly Accelerated Life Testing (HALT)
and Accelerated Life Testing (ALT). [8]
ZZZ
[4859]-1019 6
Total No. of Questions : 10] SEAT No. :
P1855 [4859]-1020
[Total No. of Pages : 2
B.E. (Mechanical)
d-MACHINE TOOL DESIGN
( 2012 Course End Sem ) (Elective-I)(Semester-I)
Time : 2 1/2 Hours] [Max. Marks : 70
Instructions to the candidates:
1) Answer in one answer book.
2) Answer Q1 or Q2 , Q3 or Q4 ,Q5 or Q6, Q7 or Q8,Q9 or Q10.
3) Neat diagrams must be drawn wherever necessary.
4) Figures to the right side indicate full marks.
5) Use of Calculator is allowed.
6) Assume Suitable data if necessary.
Q3) a) Explain various types of beds used in machine tool and their construction
and design features ( only three). [6]
b) Classify machine tools guide-ways. [4]
OR
Q4) a) Explain stick-slip motion in guide-ways. [4]
b) Write design procedure for Aerostatic slide-ways. [6]
[4859]-1020 P.T.O.
Q7) a) Explain dynamic characteristics of cutting process. [8]
b) Explain vibration in machine tools. [8]
OR
Q8) a) Explain ergonomics consideration applied to design of control members
push button, toggle , knobs and crank. [12]
b) Explain Adaptive Control system. [4]
R R R
[4859]-1020
Total No. of Questions : 10] SEAT No. :
Q1) a) Draw open cycle & closed cycle gas turbine with neat sketch. State the
applications. [3]
b) Compare ideal & actual Brayton cycle with the help of T-S diagram. [3]
c) Write a note on atmospheric jet engines. [4]
OR
Q2) a) Explain the principle of aircraft propulsion. [4]
b) In a gas turbine plant intake conditions are 1 bar & 27ºC. The air is
compressed to 4 bar with an isentropic efficiency of 85%. Isentropic
efficiency of turbine is 85%. The maximum temperature is 572ºC. Find
the air-fuel ratio. Given : Cp for air as 1.005 kJ/kgK and for gas Cp is
0.996 kJ/kgK. [6]
P.T.O.
Q5) a) A single stage axial flow turbine (impulse turbine) is supplied with a gas
at stagnation conditions of 4 bar, 650ºC. The expansion of gas in nozzle
is upto a pressure of 1 bar. The nozzle discharge angle is 15º to the plane
of wheels. The blade speed is 360 m/s and the gas leaves the rotor blade
in axial direction with a speed of 300 m/s. Assuming a nozzle efficiency
of 96%, find:
v) Stage efficiency.
[10]
OR
[10]
b) Explain the effect of nozzle angle on work output and effect of axial
discharge in axial flow turbines. [6]
[4859]-1021 2
Q7) a) An axial flow compressor draws air at 20ºC and delivers it at 50ºC.
Assuming 50% degree of reaction, calculate the velocity of flow if blade
velocity is 100 m/s, work factor is 0.85. Consider, Cp = 1 kJ/kgK,
= 10º, = 40º. Also find the number of stages. [12]
b) Explain the processes involved in an axial flow compressor with the help
of T-S dia. [6]
OR
Q8) a) An axial flow compressor develops a pressure ratio of 1.2 in the first
stage. The inlet conditions are 1 bar and 309 K. The overall efficiency of
the compressor including bearing losses is 83%. The axial velocity is
0.47 times the blade velocity. The velocity diagram is symmetrical and
the change of velocity of whirl at the mean radius is 0.5 times the axial
velocity. Estimate the blade speed required and the absolute velocity of
air leaving the stationary inlet guide vanes. [12]
b) Compare radial & axial flow compressors. [6]
Q9) a) Discuss in detail the factors which are considered for evaluating the
performance of combustion chambers. [8]
b) What are the theories of combustion? Explain hydroxylation theory of
combustion. [8]
OR
Q10) a) Explain the working of combustion chamber with swirl vanes. [8]
b) Explain the methods of flame stabilisation in combustion chambers for
gas turbine. [8]
ZZZ
[4859]-1021 3
Total No. of Questions : 10] SEAT No. :
Q5) Explain the procedure for Product Tear Down in detail. Discuss Force Flow
Diagram and Subtract and Operate procedure with suitable example. [18]
OR
Q6) Elaborate the concept of Product Life Cycle Management in Detail. Discuss
various phases of Product Life Cycle and corresponding technologies. [18]
P.T.O.
OR
Q8) a) Explain any two Product Portfolios with suitable examples. [8]
b) Discuss the stepwise procedure for Benchmarking. [8]
Q9) a) Explain the role of vendors and customers in PLM Implementation. [8]
b) Explain Weighed Sum Assessment method with suitable example. [8]
OR
Q10)Explain the guidelines for Design for Manufacture. Design for Assemble and
Design for 'Environment in detail'. [16]
ddd
[4859]-1022 -2-
Total No. of Questions :10] SEAT No. :
P1856 [4859]-1024
[Total No. of Pages :4
Q1) a) In following table, advanced machining processes are given on left hand
side and two applications of each process are given on right hand side.
Match the process with their correct applications. [4]
P.T.O.
Q2) a) Write down at least two applications of Friction stir welding in each of
the following industries: [6]
i) Aerospace,
i) In Roll forming, side rolls and cluster rolls are used to provide
greater precision and flexibility and to limit stresses on the material.
iii) Simultaneous drilling of multiple holes having high aspect ratio and
different shapes can be obtained with ease using shaped-tube
electrolytic machining (STEM).
Q3) a) State with sketch the working principle and applications of the Electrolytic
in-process dressing. [6]
b) Write down the advantages and limitations (four each) of the High Energy
Rate Forming (HERF) process. [4]
OR
Q4) a) Explain with neat sketch the different machining zones in electrochemical
grinding. [6]
[4859]-1024 2
Q5) a) List the performance characteristics of the ultrasonic micromachining
process (USMM) and with cause and effect diagram show the various
process parameters in USMM which influence the micromachining
performance? [8]
OR
Q6) a) State any four applications of micro-EDM process and with cause-effect
diagram show the different process parameters in micro-EDM process
which influence the process? [8]
OR
[4859]-1024 3
b) Describe the process steps for manufacturing a component from design/
drawing stage to finished component using an additive manufacturing
process? [6]
Q9) a) State the advantages and limitations of Electron microscopes over Optical
microscopes? (Three each) [6]
c) State with sketch the principle of the stylus type surface profilers? Also,
state advantages and limitations of these contact-type profilers? [6]
OR
Q10)a) List out the equipments used for measurement of micro-machined parts
and group them into two categories based on the principles used for
dimensional and topographic inspection? [6]
EEE
[4859]-1024 4
Total No. of Questions : 8] SEAT No. :
SECTION - I
Q1) a) Write a short note on CPU. [7]
b) What are the different rules to draw ladder diagram. [7]
c) Explain Adjust and Observe method of PID tuning. [6]
OR
Q2) a) Explain Input output modules of PLC. [6]
b) Draw the ladder diagram for the following function table. [8]
Inputs–I1, I2 Outputs- Q1, Q2, Q3, Q4
I1 I2 Q1 Q2 Q3 Q4
0 0 1 0 0 0
0 1 0 1 0 0
1 0 0 0 1 0
1 1 0 0 0 1
c) Explain Input ON/OFF devices. [6]
P.T.O.
Q4) a) Three motors are being controlled using three separate timers. Each motor
will remain ON for 10 sec. After every 10 sec. previous motor stops and
the next motor becomes ON. This will continue in a cycle. Switch I1 is
used to start and I2 is used to stop the cycle. Following table explains
the function. [8]
Inputs –Switches I1, I2 Outputs- Motors Q1, Q2, Q3
I1=1 & I2=0 Timer Time Q1 Q2 Q3
--- T1 10s 1 0 0
--- T2 10s 0 1 0
--- T3 10s 0 0 1
I1=0 & I2=1 --- --- 0 0 0
b) Write a short note on DC motor speed control with solid state device.[8]
ÑÑÑ
[4859]-1026 2
Total No. of Questions : 8] SEAT No. :
20 K
G( s) to meet following specifications. [10]
s( s 1)( s 4)
i) Kv = 8/sec ii) Phase Margin = 42°.
b) Obtain the state model representation from system differential equation
by using phase variables. [6]
d 3 y (t ) d 2 y (t ) dy (t )
3
5 2
10 20 y (t ) 2u (t )
dt dt dt
c) Explain the effect of pole zero cancellation on the controllability of
system with suitable example. [4]
OR
ª0 1 0 º ª0 º
Q2) a) A system is given by A «0 0 1 » , B «0 »
« » « »
«¬0 2 3»¼ «¬1 »¼
It is desired to place close loop poles at 2, 1 ± j2. Obtain state feedback
gain matrix. [10]
P.T.O.
ª 0 2 º ª0 º ª0º
b) For a given system, x « 1 3 » x «1 » u , y >1 0@ x, x(0) «1 »
¬ ¼ ¬ ¼ ¬ ¼
Obtain x(t) for unit step input. [6]
c) Draw circuit diagram of op-amp based lead/lag compensator, write
transfer function and draw pole zero plot. [4]
Q3) a) In a unity feedback system an ideal relay with output equal to ± 1 unit
20
is connected in cascade with G ( s ) Determine amplitude
s( s 1)( s 3)
and frequency of limit cycle if it exists by describing function method.
[10]
b) Explain any one peculiar behavior of nonlinear system : [6]
i) Jump resonance
ii) Limit cycle
iii) Sub-harmonic oscillations
OR
Q4) a) A linear second order system is described by equation. [10]
ë + 2xwn e + w n2e = 0
where, x = 0.3,w n = 1 rad/sec,e(0) = 2, e (0) = 0.
Construct the phase trajectory using method of isoclines.
b) Explain different types of singular points of the phase trajectories. [6]
Q5) a) Draw the block diagram of digital control system & explain the function
of each block in short. [10]
b) Determine inverse Z transform of [6]
z 2 3z
i)
z 2 3z 2
(1 e 3T ) z
ii)
( z 1)( z e 3T )
OR
[4859] - 1027 2
Q6) a) Explain the sampling and reconstruction process, State the sampling
theorem and give its importance. [10]
b) Solve the following equation by using z-transform method. [6]
x(k + 2) + 5x(k + 1) + 6x(k) = 0 where x(0); x(1) = 1
Q7) a) Define Pulse Transfer Function and obtain the pulse transfer function
of two systems in cascade with sampler in between. [8]
b) Obtain the direct and cascade realization of [10]
z 2 5z 2
D( z )
z3 6z 2 4z 1
OR
Q8) a) Write a short note on Digital PID Controller. [8]
b) Obtain the closed loop pulse transfer function of the following system.
[10]
zzz
[4859] - 1027 3
Total No. of Questions : 10] SEAT No. :
Q1) a) Why Power Quality has become important in today’s context? [5]
OR
Q2) a) Discussion in brief any one over voltage mitigation technique. [5]
Q3) a) List various voltage sag mitigation techniques and explain any one. [5]
OR
Q4) a) Write short note on power quality problem characteristics as per IEEE
Standard 1159. [5]
b) Write short note on computer tools used for transient analysis. [5]
Q5) a) What is harmonics? Explain voltage and current harmonic distortion. [9]
P.T.O.
OR
Q7) a) Explain the concept of point of common coupling and its use in harmonic
study. [8]
OR
Q9) a) List and explain use of various equipment’s required for power quality
monitoring. [10]
OR
DDD
[4859] - 1029 2
Total No. of Questions : 7] SEAT No. :
Q1) a) Describe the instrument used for measurement of solar global radiation.
[5]
b) List the different silicon technologies available for solar PV cell. Explain
any one in detail. [5]
c) What is Tip Speed Ratio (TSR)? Find TSR if the rotor speed is
214 rpm and wind velocity is 8 m/sec. and rotor diameter is
d = 4.2838 m? What are the effects of more or less TSR on generation?
[5]
d) With the help of illustrative example, list the steps involve in designing
Residential solar PV system. Assume the size of the home is 2 rooms
consist of each dc electric load of one light (24W) and one fan (36 W)
only. [5]
Q2) a) What are the Biomass Resources? Explain with the help of block
diagram a biomass based power generation. [8]
b) An I. C. engine gives total output energy of 1000 kWh. Biogas from
a Biogas plant is used as a fuel for I. C. Engine. The engine efficiency
is 90% and biogas plant efficiency is 70%. Energy density of biogas
is 250 kWh / Nm3. Cow dung is used as input energy source for
biogas plant. Specific energy & density of Cow dung is 0.074 kWh/kg
& 1500 kg/m3 respectively. Determine. [8]
P.T.O.
i) Total volume of Biogas required in Nm3 (Normal cubic meter)
as input to I. C. Engine?
ii) Weight in kg & volume in m3 of biomass used?
OR
Q3) a) Explain fluidized bed type biomass gasifier in detail with neat diagram?
[8]
b) The following data is given for a biogas digester suitable for the output
of five cows: Retention time = 30 days, temperature = 30°c, dry matter
consumed per day = 4 kg, biogas yield = 0.28 m3/kg, Burning
h = 60%, methane proportion = 0.8, heat of combustion of methane
= 28 MJ/m3, density of dry material = 50 kg/m3. [8]
Find :
i) Volume of biogas digester
ii) Volume of biogas
iii) Power available from digester
Q4) a) List the methods of Hydrogen storage? Explain any two? [8]
b) A 12 V battery bank rated at 150 Ah under standard conditions need
to deliver 600 Wh over a 12 h period every day. Calculate number of
days battery would able to supply, if depth of discharge (DOD) is[8]
i) 100% at -10°C and
ii) 50% at -25°C
OR
Q5) a) Name different energy storage systems? Explain any two energy storage
systems? [8]
b) A 100 Ah, 12 V battery with a rest voltage of 12.5 V is charged (at its
current State of Charge) at a C/4 rate (a charge rate in amps of one-
fourth the overall battery capacity in amp hours), during which time
the applied voltage to the battery is 13.0 V. [8]
i) Estimate the internal resistance of the battery?
ii) Estimate the power and energy lost during charging?
[4859] - 1030 2
Q6) a) Explain with the help of block diagram grid connected PV system.
[8]
b) A 1.2 V AAA battery costs Rs 20 each. It is rated for 60 mA at 16
Hrs. It is required to supply lkWh of energy using this option.
Determine its cost in Rs per kWh? If annual saving of Rs 5000/- is
observed due to this, in how many years investment cost will be
returned? [10]
OR
Q7) A person wants to purchase solar water heating system of Rs 20000/- It is
require to do a down payment of Rs 4000/-. An annual end of year payment
of Rs 2400/- is required for 10 years. However, the person elects to pay Rs
2200/- yearly and a balance payment at the end. Determine the value of
balance payment if money is worth 10% interest. [18]
zzz
[4859] - 1030 3
Total No. of Questions : 10] SEAT No. :
P1857 [4859]-1031
[Total No. of Pages : 2
B.E. (Electrical)
d - DIGITAL SIGNAL PROCESSING
(2012 Course) (Elective - I) (Semester - I)
Q5) a) Define Discrete Fourier Transform. Explain any two properties. [8]
b) Explain linear convolution using DFT. [8]
OR
P.T.O.
Q6) a) {
Determine DFT of following sequence x(n) = 1,2,1,2 .
↑
} [8]
Q7) a) What are ideal frequency selective filters? Explain each with Mathematical
expressions. [8]
b) Explain design of butterworth IIR filter using bilinear transformation.[8]
OR
Q8) a) Design Direct Form-I and Direct Form-II structure of IIR filter. [8]
b) Compare analog filters with digital filters. [8]
E E E
[4859]-1031 2
Total No. of Questions :8] SEAT No. :
P1858 [4859]-1032
[Total No. of Pages :2
B.E. (Electrical)
RESTRUCTURING AND DEREGULATION
(2012 Pattern) (Elective - II) (Semester - I) (403144)
Time :2½ Hours] [Max. Marks :70
Instructions to the candidates:
1) Answer Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7 or Q.8.
2) Figures to the right side indicate full marks.
3) Assume suitable data, if necessary.
Q2) a) Explain the working of Indian Energy Exchange (IEX) for day ahead
market. [8]
b) Describe the desirable characteristics of tariff of electricity. [6]
c) Explain role of regulation and evolution of regulatory commission. [6]
Q3) a) Write short note on following models based on industry structure and
contractual arrangements: [8]
i) Wholesale Competition.
ii) Retail Competition.
OR
P.T.O.
Q4) a) Explain the important changes occurred in Indian power sector after
electricity reform. [8]
b) Explain various ISO (Independent System Operator) Models. [8]
OR
Q6) a) Compare integrated trading model and decentralized trading model. [8]
b) Explain Power Exchanges in India. Also explain the concept of market
clearing price. [8]
OR
EEE
[4859]-1032 2
Total No. of Questions :8] SEAT No. :
P1859 [4859]-1034
[Total No. of Pages :3
B.E. (Electrical)
c-EXTRA HIGH VOLTAGE AC TRANSMISSION
(2012 course) (End- Semester) (Semester - I) (Elective - II) (403144)
Time :2½ Hours] [Max. Marks :70
Instructions to the candidates:
1) Answer all questions.
2) Answer Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7 or Q.8.
3) Neat diagrams must be drawn wherever necessary.
4) Figures to the right indicate full marks.
5) Assume suitable data, if necessary.
6) Use of calculator is allowed.
Q1) a) Explain concept of travelling waves and derive expression for equations
of Travelling waves. [8]
OR
Q2) a) Derive expression for inductance of multi conductor lines & state
Maxwells coefficients. [8]
Q3) a) Compute the r.m.s value of ground level electrostatics field of a 400 kV
Line at its maximum operating voltage of 420 kV given: single circuit
configuration H =13m, S=12m, conductor 2*3.18cm diameter,
B=45.72cm, N=2, Assume Di=Di [10]
P.T.O.
b) Discuss effect of high electrostatic field on: [8]
i) Humans
ii) Animals
iii) Plants
OR
OR
Q6) a) Explain audible noise operation & characteristic limits for audible noise
in Corona. [8]
b) Discuss visual corona under standard operating condition and conditions
other than standard operating condition. [8]
[4859]-1034 2
Q7) a) State and explain factors to be considered during design of EHV line
based upon steady state limits. [8]
b) Explain in detail properties of cable insulation materials. [8]
OR
Q8) a) Define tan δ loss factor & derive an expression for insulation resistance
of a cable. [8]
b) Give classification of cable & explain any one in detail. [8]
EEE
[4859]-1034 3
Total No. of Questions : 8] SEAT No. :
OR
i) Electric traction.
Q3) a) What are the components of motion control. Explain them in detail with
a neat diagram. [12]
OR
Q4) a) Explain the concept of driverless vehicle with a neat block diagram.
[10]
P.T.O.
Q5) a) Write the differences between series and parallel configuration of hybrid
cars. [4]
b) Explain typical power train architecture of hybrid cars. [10]
c) Compare AC and DC type of traction. [4]
OR
Q6) a) Explain one of the applications for high speed rail. [10]
b) Explain in detail one of the configurations of hybrid cars with a neat
diagram. [8]
OR
Q8) a) What are the considerations of energy efficient systems. [6]
b) Explain the concept of special vehicles in detail. 10]
ZZZ
[4859]-1035 2
Total No. of Questions : 8] SEAT No. :
Q1) a) Write VHDL code for 8 bit serial in serial out shift register by structural
& behavioural modeling methods. [7]
b) What is need of FPGA? List typical specifications of FPGA. [7]
c) Explain I/O architecture in detail. [6]
OR
Q2) a) What are flip flop timings? What is meta-stability? What are solutions?
[7]
b) Explore the architecture of CPLD in detail. [7]
c) What are different wire parasitics? How do they play important role in
routing? [6]
Q3) a) Derive the expressions for power dissipations in CMOS. What are the
techniques to minimize the dissipations? [9]
b) Design CMOS logic for Y = AB + CDEFG+H. Compute area on chip.[9]
OR
Q4) a) What is power delay product? Derive the expression for it. What is its
significance? [9]
b) Explain linear delay model in detail. [9]
P.T.O.
Q5) a) Compare push-pull, current source & active load inverters with respect
to voltage gain, voltage range, output resistance & bandwidth in detail.[8]
b) Draw the schematic of CMOS differential amplifier and give the
expressions for voltage gain, output resistance. CMRR & ICMR. [8]
OR
Q6) a) Draw common drain amplifier. Compare with common source &
common gate amplifiers with respect to gain, output resistance &
bandwidth. [8]
b) Draw & explain CMOS operational amplifier. Give the expressions for
voltage gain & output resistance. [8]
ÑÑÑ
[4859]-1036 2
Total No. of Questions : 8] SEAT No. :
Q1) a) Draw OSI reference model and explain functions of data link layer and
presentation layer. [7]
b) A channel has data rate of 4kbps and propagation delay of 20ms. Calculate
the frame size if the channel efficiency is 50%. [7]
c) What is backbone network? What are its types? Explain with necessary
diagrams. [6]
OR
Q2) a) Draw TCP/IP protocol suite. List with example addresses present at
every layer. [7]
b) Explain flow control in datalink layer. [7]
c) Explain Basic service set and Extended service set in WLAN. [6]
P.T.O.
Q4) a) Draw and explain IPv4 frame format. [6]
b) Write short note on DHCP. [6]
c) Give the classification of commonly used Unicast Routing protocols
and explain Distance Vector Routing protocol with an appropriate
example. [6]
Q5) a) Draw the TCP frame format. Explain the use of flags. [6]
b) Explain the reliability, delay, jitter and bandwidth requirements for the
internet applications E-mail and video conferencing. [6]
c) Explain in brief port numbers and socket address. [4]
OR
Q6) a) Explain 3 way/step handshaking for connection establishment and 4 step
connection termination. [6]
b) Explain the features of Stream Control Transmission Protocol (SCTP).[6]
c) Draw and explain UDP frame format. [4]
Q7) a) What are the main responsibilities of Application Layer? Explain in brief.
[6]
b) Explain DNS in Internet. [6]
c) Explain the RSA algorithm. Also explain its limitations. [4]
OR
Q8) a) Compare symmetric and asymmetric cipher. [6]
b) Write short note on electronic mail system. [6]
c) Explain the Substitution cipher with its advantages and disadvantages.[4]
ïïï
[4859]-1037 2
Total No. of Questions : 8] SEAT No. :
P.T.O.
Q3) a) What are the limitations of conventional tubes at microwave frequencies
and how to overcome these limitations? [9]
b) How the oscillations are sustained in Cavity Magnetron? Explain the
process of phase focusing effect. [9]
OR
Q4) a) Explain the operation of Travelling Wave Tube with its slow wave
structure. [9]
b) A two cavity Klystron amplifier has the following specifications: [9]
Beam Voltage : V0 = 900 V
Beam Current : I0 = 30 mA
Frequency : f = 8GHz
Gap spacing in either cavity : d = 1mm
Spacing between centers of cavities : L = 4cm
Effective shunt impedance : Rsh : 40k :
Determine :
i) The electron velocity.
ii) The dc transit time of electron.
iii) The input voltage for maximum output voltage.
iv) The voltage gain in decibels.
Q5) a) Draw equivalent circuit of Varactor diode. Explain in detail its construction
and operation. [8]
b) Explain principle of operation, IV characteristics and equivalent circuit
of microwave Tunnel diode. [8]
OR
Q6) a) Explain Gunn effect using two valley model. Mention its typical
characteristic and applications of Gunn diode. [8]
b) With suitable expression explain power frequency limitations of
microwave transistor. [4]
c) In a Gunn diode with active length 20 P , the drift velocity of electrons
is 2 * 107 cm/s. Calculate natural frequency of the diode and its critical
voltage. [4]
[4859]-1038 2
Q7) a) Explain any two methods of measuring impedance of a terminating load
in a microwave system. [8]
OR
i) Bolometer.
ii) Calorimeter.
ZZZ
[4859]-1038 3
Total No. of Questions : 12]
SEAT No. :
P3926 [Total No. of Pages : 3
[4859]-1039
B.E. (E & TC)
DIGITAL IMAGE PROCESSING (Elective - I)
(2012 Pattern) (Semester - I)
Q1) a) What is color model? Compare RGB & YIQ color model with their
applications. [4]
b) Explain use of logical operation in short. [2]
OR
Q2) a) Compute the length of the shortest distance using 4,8 and m path
connectivity between p & q.
Let V = {1,2}
3 1 2 1 (q)
2 2 0 2
1 2 1 1
(p) 1 0 1 2 [3]
b) Explain image subtraction operation in detail along with its application.[3]
P.T.O.
OR
Q4) a) Answer the following related to histogram of an image [4]
i) If all pixels in an image are shuffled, will there be any change in the
histogram. Justify your answer.
ii) Can two different image have same histogram? Justify your answers.
b) Explain the notch filtering in frequency domain. [3]
0 0 0 0 0 0¯
¡ °
¡0 1 1 1 0 0° 0 1 0¯
¡ ° ¡ °
A = ¡0 1 1 1 0 0°°
¡ B ¡1 1 1°
¡0 ¡ °
¡ 0 1 1 1 0°° ¡ 0 1 0°
¢ ±
¡0 0 1 1 1 0°°
¡
¡0 0 0 0 0 0°°±
¡¢
OR
Q8) a) What is edge detection? Compare first order & second order edge
detector operator w.r.t. an image. Which one will be used in which
application. [9]
b) What is Region Growing? Explain the techniques of Region splitting &
Region merging. [9]
[4859]-1039 2
Q9) a) Explain 4 directional & 8 directional chain coding with example. Assume
suitable distance between chain code. [8]
i) Topological
OR
Q10 a) What is PCA? How PCA is used for deseription/representation of an
image. [8]
OR
Q12 a) What are the different pattern classification algorithms? Explain any one
in detail. [8]
mmm
[4859]-1039 3
Total No. of Questions : 10] SEAT No. :
P.T.O.
Q6) a) Explain the cross development environment used for embedded Linux.
[8]
b) Explain in detail the steps to execute any C program on embedded
system development board (ARM 9) [8]
zzz
[4859] - 1040 2
Total No. of Questions : 12] SEAT No. :
P1860 [4859]-1041
[Total No. of Pages : 3
SECTION - I
Q1) a) Explain with neat block diagram of Duplexer & Diplexer. [4]
OR
Q2) a) Explain with suitable diagram the AGC operating modes. [4]
Q3) Explain the following parameters w.r. to the data converters. [6]
OR
Q4) State and explain the applications of FPGA in SDR. Comment of Power
Management issues in DSP/ASIC/FPGA. [6]
P.T.O.
Q5) For a single-stage decimator LPF, compute the approximate length and number
of multiplications per second using the Kaiser formulae for the following
specifications: [6]
Sampling rate = 90 KHz
Decimation factor = 90
Passband = 0 to 450 Hz
Transition band = 450 to 500 Hz
SECTION - II
Q7) a) Explain the following term w.r.to vector channel modeling: [9]
i) Angle of Arrival (AOA).
ii) Array Calibration.
iii) Array Ambiguity.
b) What is Smart Antenna? List the benefits & drawbacks of smart antenna
system. [9]
OR
Q8) a) What is fully Adaptive array? Explain the LMS algorithm for smart antenna
system. [9]
b) Explain with neat diagram the principles of MIMO-OFDM
(case study). [9]
Q9) a) Draw neat block diagram of OFDM transmitter. Explain the function of
constellation mapper & IFFT block. [8]
b) What is Cognitive Radio? How CR is different than the SDR. [8]
OR
[4859]-1041 2
Q10)a) Enlist the Benefits & Applications of OFDM. [8]
b) Explain the following concepts with respect to cognitive radio. [8]
i) Spectrum sensing-basic assignment methods.
ii) Dynamic Spectrum Access (DSA) - mention 4 capabilities.
E E E
[4859]-1041 3
Total No. of Questions : 8] SEAT No. :
P1861 [4859]-1042
[Total No. of Pages : 2
Q1) a) Draw equivalent circuit diagram of DC series motor and state the equations
that govern the operation of motor. [8]
b) Draw and explain the power circuit of single phase semi-converter feeding
a separately excited DC motor. Explain with typical waveforms, the
operation in continuous and discontinuous armature current modes. [8]
c) With the help of a simple block diagram, explain different components
of a motor drive system. [4]
OR
Q2) a) Explain advantages and limitations of rotor resistance control of Induction
motor? [6]
b) What is slip power recovery? Draw the circuits used to recover slip
power. [6]
c) With the neat circuit diagram explain working of Switched Reluctance
motor drive. Why is it preferred as adjustable speed drive? [8]
Q3) a) Mention various types of stepper motors. Explain the operation of any
one type of stepper motor. Enlist various applications of Stepper
motors. [8]
b) A 200 steps per revolution stepper motor is rotating a screw and nut
arrangement having a pitch of 5 mm. Calculate the number of pulses
required to give to stepper motor to move the nut by 10 cm, if motor is
driven in half step mode or full step mode. [8]
OR
P.T.O.
Q4) a) With the help of a neat circuit diagram and waveforms explain the
operation of 3 phase brushless dc motor drive. State the applications of
3 phase brushless dc motor drive. [10]
b) With the help of suitable diagram, explain Chopper drive for a stepper
motor. [6]
Q5) a) Draw equivalent circuit of a basic solar cell, explain each component.
What is the reason of reduction in solar output with increase in
temperature? [6]
b) With the help of neat block diagram explain stand alone, hybrid and grid
connected PV power system. [6]
c) What is the need of charge controller in Photovoltaic Power Systems?
Explain any one type of charge controller in PV power system. [6]
OR
Q6) a) Draw diagram and explain different parts of a horizontal axis wind mill.
State the relation of wind velocity and power output? [6]
b) With the help of neat block diagram explain the working of grid connected
wind power system. [6]
c) What are different types of batteries used for solar application? Explain
Float cum Boost charging method for lead acid batteries. [6]
Q7) a) Explain the operation of neural network based PWM controller. [8]
b) How we can apply Fuzzy logic system in power electronics? Explain
any typical application. [8]
OR
Q8) a) Explain the operation of neural network based control system. Explain
general design methodology of neural network based system. [8]
b) What is Neuro fuzzy system? Explain Adaptive network based Fuzzy
Interface System. [8]
E E E
[4859]-1042 2
Total No. of Questions :8] SEAT No. :
P1862 [4859]-1043
[Total No. of Pages :3
OR
P.T.O.
b) Explain the following terms with relevant mathematical expressions:[12]
i) Instantaneous frequency
Q3) If x(n) = {6, 7, 2, 3} ∈ V2, decompose x(n) till V0 using Haar wavelet packets.
Show perfect Reconstruction. Sketch the basis functions used in reconstruction
stage. [18]
OR
Q4) a) Discuss the MRA axioms with reference to concept of nested subspaces.
[6]
b) Draw Haar two-band filter bank structure and derive the expressions for
[12]
i) Perfect reconstruction condition
⎡1 0.5⎤
E [d2(n)] = 4 and the autocorrelation matrix is given as, Rx = ⎢ . The
⎣0.5 1 ⎥⎦
cross -correlation matrix, Pdx = [1 1]T
[4859]-1043 2
a) Find optimum weight vector, Wo. Find minimum cost, Jmin. [8]
b) Assume w0 = 1, find J(w), using the concept of derivatives, find optimum
value of w1 & J(w). [8]
OR
Q6) a) Starting with the equation for the mean square error, derive the Wiener -
Hopf equation. [8]
b) Discuss the basic LMS adaptive algorithm, with suitable flowchart. [8]
Q7) Given x(n) = {8, 9, 7, 4} ∈ V2. Develop wavelet lifting scheme. Decompose
the signal upto V0 subspace. Show perfect reconstruction. Clearly show split
update & predict stages with their outputs. Also show how the computations
take place in place. [16]
OR
EEE
[4859]-1043 3
Total No. of Questions :8] SEAT No. :
P1863 [4859]-1044
[Total No. of Pages :2
OR
P.T.O.
Q4) a) Write short notes on: [10]
i) Bypassing and decoupling capacitors.
ii) Impedance matching.
b) Explain design techniques for ESD protection. [4]
c) What are the design techniques used to prevent crosstalk. [4]
i) Active components
OR
OR
EEE
[4859]-1044 2
Total No. of Questions :12] SEAT No. :
P1864 [4859]-1045
[Total No. of Pages :3
OR
Q2) a) Explain self regulation & human aided control system with suitable
example. [4]
Q3) Explain smart & Intelligent transmitters & their features. [6]
OR
Q4) Suppose the temperature range 20oC to 120oC is linearly converted to the
standard current range of 4 to 20 mA. What current will result from 66oC?
What temperature does 6.5 mA represent? [6]
OR
P.T.O.
Q7) a) Define the term PLC. Explain in detail architecture of PLC. [8]
With suitable assumptions sketch the system diagram and construct the
ladder diagram for the same.
OR
Q8) a) What is HMI? Explain different types of HMIs used in PLC. [6]
i) ERP
ii) RFID
OR
[4859]-1045 2
Q10)a) Write functions of RTU & MTU in SCADA system. [8]
b) List the specifications of DCS. Explain the input, output modules of
DCS. [8]
Q11)a) Draw & explain the structure of NC system. List the different applications
of NC. [8]
i) HART protocol
OR
Q12)a) Explain basic needs of CNC machines. Discuss the factors due to which
CNC machines have taken over from NC machine tools. [8]
i) Profibus - PA
ii) CAN
EEE
[4859]-1045 3
Total No. of Questions : 8] SEAT No. :
P3922
[Total No. of Pages : 2
[4859] - 1046
B.E. (E & TC) (Semester - I)
ARTIFICIAL INTELLIGENCE
(2013 Pattern) (Elective - II) (End Semester)
Time : 2.5 Hours] [Max. Marks : 70
Instructions to the candidates:
1) Answer Q1 or Q2, Q3 or Q4, Q5 or Q6 , Q7 or Q8.
2) Figure to the right indicates full marks.
3) Assume suitable data if necessary.
Q1) a) What do you mean by agent function? Elaborate it with suitable example.[7]
b) Explain Greedy best-first search with suitable example. [7]
c) Explain Current-best-hypothesis learning algorithm. [6]
OR
Q2) a) List different properties of task environment. Give the suitable example.[6]
b) What is first order logic? Show with an example how it is used to represent
knowledge. [7]
c) Explain how reinforcement learning differs from statistical learning. [7]
OR
Q4) a) Explain decision tree learning algorithm with suitable example. [9]
P.T.O.
Q5) a) What is an expert system? List out the different characteristics of expert
system. [8]
OR
OR
yyy
[4859] - 1046 2
Total No. of Questions : 10] SEAT No. :
Q1) a) What is feature size and l? List basic l rules in CMOS design? [6]
b) Write short note on velocity saturation. [4]
OR
Q2) a) Derive the expression for Dynamic power dissipation. [5]
b) Draw block diagram and explain architecture of FPGA. [5]
Q3) a) Write a VHDL code for BCD to seven segment Decoder. [5]
b) Explain Noise margin. Give its expressions. [5]
OR
Q4) a) Explain various attributes in VHDL with suitable examples. [5]
b) What is metastability? How can it be removed? [5]
Q5) a) Compare SRAM and DRAM. List various types of memories. [8]
b) Draw any 2 schematics of DRAM cells. Explain Write and Read operation
of any one of them. [8]
OR
Q6) a) Draw and explain the schematic of SRAM cell with necessary peripherals.
[8]
b) Write short note on : [8]
i) Refresh circuit
ii) Sense amplifier
P.T.O.
Q7) a) What are challenges in routing? Explain switch box routing. [8]
b) Explain floor planning, its purposes and the rules. [8]
OR
Q8) a) What is Global routing. Explain Maze and line probe routing algorithms
in detail. [8]
b) Explain Power distribution and power optimization in details. [8]
Q9) a) What are stuck open, stuck short faults? Also explain stuck at 1 and
stuck at 0 faults with example. [9]
b) What is Built in self test? Explain BIST for RAM. [9]
OR
Q10)a) What is need of Boundary scan? Explain Boundary scan technique in
detail. [6]
b) What is necessity of DFT. [4]
c) What is Test access port? Explain TAP controller with help of state
machine. [8]
ddd
[4859]-1047 -2-
Total No. of Questions : 8] SEAT No. :
P1865 [4859]-1048
[Total No. of Pages : 2
B.E. (Electronics)
ELECTRONICS SYSTEM DESIGN
(2012 Course) (Semester-I) (End Sem) (404202)
Time : 21/2 Hours] [Max. Marks : 70
Instructions to the candidates:
1) Answer the questions Q. (1) or Q. (2), Q. (3) or Q. (4), Q. (5) or Q. (6), Q. (7) or
Q. (8).
2) Figures to the right indicate full marks.
3) Neat diagrams must be drawn wherever necessary.
4) Use of electronic calculator is allowed.
5) Assume suitable data, if necessary.
Q1) a) Explain industrial product design with the help of case study in detail.
Explain their classification. [8]
b) Explain the following terms of DAC: [6]
i) Resolution.
ii) Maximum sampling rate.
iii) Total harmonic distortion and noise.
c) What are the factors affecting on selection of buses and protocols in
high speed electronics product. [6]
OR
Q2) a) Explain the different soldering techniques used in large scale production
and high reliability product. [8]
Q5) a) What are the different PCB Design issues for high speed integrated
circuits. Explain in detail. [10]
b) Explain the importance of shielding and grounding. [8]
OR
Q6) a) What are the different PCB Design issues of analog and mixed signal
Circuits. Explain in details. [10]
b) List different EMI/EMC standards. Explain its important. [8]
OR
[4859]-1048 2
Total No. of Questions : 8] SEAT No. :
Q1) a) Calculate the peak value of circulating current for 3 phase circulating current
type dual converter consisting of three phase fully controlled bridges for
the given data. The input to the dual converter is 3 phase, 400V, 50Hz;
firing angle a1= 60°, a2 = 120° and the value of current limiting inductance
is 15 mH. [4]
b) What is the need of Power factor conditioning in converters? Explain the
operation of single phase diode rectifier with boost chopper for line current
wave shaping. [8]
c) With the help of neat circuit diagram and waveforms explain the operation
of single phase bridge Diode Clamped Multilevel inverter. State its features,
advantages and disadvantages. [8]
OR
Q2) a) What is dual converter? Explain in detail the operation of single phase dual
converter with circulating current. Draw all the necessary waveforms. Derive
an expression for circulating current. [8]
b) Explain the operation of Double sided PWM converter system using single
phase H-bridge converter. [6]
c) With the help of circuit diagram and waveforms explain the operation of
Single phase to Single phase bridge type step down cycloconverter to get
output frequency ½ of the input frequency. [6]
P.T.O.
Q3) a) What are DC motor performance parameters? Explain in brief. [4]
b) What is the need of reversible drives? Explain with circuit diagrams the
operation of four quadrant chopper drive with suitable load. [6]
c) What is braking? Explain Regenerative braking of DC machine. Mention
its advantages and disadvantages. [6]
OR
Q4) a) Draw and explain the power circuit of single phase semi-converter feeding
a separately excited DC. motor. Explain with typical waveforms, the
operation in continuous and discontinuous armature current modes. [8]
b) With the help a neat block diagram, explain the operation of Microcontroller
based DC drive. State its advantages. [8]
Q5) a) Explain the significance of V/f control for 3 phase Induction motor. Explain
the requirement of a 3 phase induction motor drive. [8]
b) What is the need of vector control in Induction Motors? Briefly explain
Vector control of induction motors. [8]
OR
Q6) a) With the help of suitable circuit diagram and waveforms explain the working
of Variable frequency PWM VSI Drives. [8]
b) Explain electromagnetic braking of 3 phase Induction motors. [4]
c) Explain any one protection circuit for 3 phase Induction motor. [4]
Q7) a) With the help of a neat circuit diagram and waveforms explain the operation
of 3 phase brushless dc motor drive. State the applications of 3 phase
brushless dc motor drive. [10]
b) With the help of block schematic explain the typical Switched Reluctance
motor drive. State advantages and disadvantages of Switched Reluctance
motor drive. [8]
OR
Q8) Write Short notes on : [18]
i) Cylindrical rotor motor Drive
ii) Synchronous Reluctance motor drive
iii) Salient pole motor Drive
ddd
[4859]-1049 -2-
Total No. of Questions : 10] SEAT No. :
P1866 [4859]-1050
[Total No. of Pages : 3
B.E. (Electronics)
IMAGE PROCESSING AND MACHINE VISION
(2012 Course) (End Sem.) (404204 A) (Semester - I) (Elective - I)
Q3) a) Explain how the Laplacian mask is designed? Comment on the resultant
image after applying Laplacian? What do you mean by High boost
filtering? [6]
b) Explain the following methods of image enhancement in spatial domain:[4]
i) Contrast Stretching.
ii) Bit plane slicing.
OR
P.T.O.
Q4) a) Gray level histogram of three bit image is given below. [6]
Gray 0 1 2 3 4 5 6 7
Level
Frequency 123 78 281 417 639 1054 816 688
Perform Histogram equalization and write gray histogram of equalized
image.
Q5) a) What is image segmentation? What are the different approaches of image
segmentation? Explain different edge detection approaches used in
segmentation. [8]
OR
Q6) a) Explain in detail region splitting and merging technique used in image
segmentation. [8]
i) Compression ratio.
b) With the help of suitable block diagram explain the process of image
encoding and decoding in JPEG image compression standard. [10]
OR
[4859]-1050 2
Q8) a) Generate an optimal Huffman code for source emitting pixels with
probability given below p1 = 0.1 p2 = 0.4 p3 = 0.06 p4 = 0.1 p5 = 0.04
p6 = 0.3 Calculate average bits/symbol. [10]
b) Explain the meaning of objective Fidelity criteria and subjective Fidelity
in terms of image compression. Explain any one metrics used for
measurement of objective and Subjective fidelity of the compressed
image. [8]
E E E
[4859]-1050 3
Total No. of Questions : 8] SEAT No. :
Q1) a) Define critical section macros and explain critical section methods in
mC/OS-II. [7]
b) What is time to market? Draw and explain simplified revenue model
& also calculate losses if product is delayed by 4 and 8 weeks, assuming
product life to be 52 weeks. [7]
c) Explain embedded development life cycle stages. [6]
OR
Q2) a) Define the context Switching. What are the steps involved in mcos -II
context switching? Why it puts additional burden on OS? [7]
b) Explain with neat diagram of adaptive cruise control of vehicle with
its hardware and software requirements. [7]
c) What do you understand by the term clock tick in RTOS? Explain
the time management functions in mcos - II. [6]
Q3) a) How does a Semaphore solve the shared resource problem? Explain
the mC/OS-II services offered for semaphore management. [8]
b) Explain OSMutexCreate() function. [8]
OR
P.T.O.
Q4) a) State the structure of Event Control Blocks? Show how Tasks and
Interrupt service routines (ISR) can interact with each other through
an ECB. [8]
b) Explain event Flag management. [8]
zzz
[4859] - 1051 2
Total No. of Questions : 8] SEAT No. :
P1867 [4859]-1052
[Total No. of Pages : 2
B.E. (Electronics)
BIOMEDICAL INSTRUMENTATION
(2012 Course) (Elective - I) (404204 C) (End Sem.) (Semester - I)
Q1) a) Explain Electro conduction system of heart with neat diagram. [8]
b) Explain fiber optic sensor for Temperature measurement. [6]
c) Write short note on nervous system. [6]
OR
Q2) a) Explain: [8]
i) Accuracy
ii) S/N ratio
iii) Sensitivity
iv) Hysteresis in relation to medical instruments
b) Explain the effect of various artifacts on recording of biomedical signal.[6]
c) What is electro cardiography? Explain in detail cardiac cycle. [6]
P.T.O.
Q4) a) Write short note on DC Defibrillator. [8]
E E E
[4859]-1052 2
Total No. of Questions : 8] SEAT No. :
P.T.O.
Q5) a) What is virtual instrumentation? Explain test system development using
virtual instrumentation. [8]
b) Explain the application of TDM and PSK in instrumentation. [8]
OR
Q6) a) Explain hardware and software role in virtual instrumentation. [8]
b) Explain Lab View based Data acquisition system design. [8]
ZZZ
[4859]-1053 2
Total No. of Questions : 10] SEAT No. :
P1868 [4859]-1054
[Total No. of Pages :3
B.E. (Electronics)
DSP PROCESSORS
(2012 Pattern) (Semester - I) (404205A) (Elective-II)
1
Time : 2 Hours] [Max. Marks : 70
2
Instructions to the candidates:
1) Answer Q.1 or Q.2, Q.3 or Q.4,Q.5 or Q.6,Q7 or Q.8, Q9 or Q.10.
2) Neat diagrams must be drawn wherever necessary.
3) Figures to the right side indicates full marks.
4) Assume suitable data if necessary.
Q1) a) Explain the Fixed point and Floating point number format. What are the
criteria for selecting the number format to be used while designing the
DSP based system? [4]
z −1
b) For the IIR filter, determine H ( z ) = [6]
( z − 0.25)( z − 0.5)
OR
Q2) a) What is the need of shifter used in DSP architecture? Explain with suitable
cases. [5]
OR
P.T.O.
Q4) a) What is DFT and FFT? Which is computationally efficient? Explain with
suitable Numerical values. [5]
Q5) a) What are the characteristics of FIR filter? Explain its implementation
using block diagram. [8]
OR
Q6) a) Explain the implementation of IIR filter using suitable diagram and
mathematical equation? [8]
b) What are the values represented by the 16-bit fixed point number N=4000h
in the Q15 and Q7 notations? [4]
i) Number of stages
b) Explain the implementation 8 point DIT FFT algorithm using signal flow
graph and number of arithmetical computation involved. [11]
OR
[4859]-1054 2
Q8) a) If number of data points available in input seqeuence is 7 then. [4]
i) What is the length of FFT you will select for computation? Why?
Q9) a) What is DMA? Explain its operation with suitaple example. [8]
ii) CODEC
OR
ggg
[4859]-1054 3
Total No. of Questions : 8] SEAT No. :
B.E. (Electronics)
ROBOTICS AND AUTOMATION
(2012 Pattern) (Elective - II (b))
Time : 2½ Hours] [Max. Marks : 70
Instructions to the candidates:
1) Draw neat diagrams wherever necessary.
2) Write side figures indicate marks.
3) Solve Q. 1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7 or Q.8.
4) Assume data necessary.
Q3) a) Direct and inverse kinematics for industrial robots for position and
Orientation redundancy? [10]
b) What is RPY representation in robotics applications? [6]
OR
Q4) a) Explain the terms [8]
i) Degree of freedom
ii) Workspace
iii) Kinematics
iv) Dynamics in regards with robotic systems?
P.T.O.
b) Explain the terms [8]
i) Manipulator
ii) Jacobian Joint
iii) End effector
iv) Velocity - direct and Inverse velocity analysis?
Q5) a) What are the dynamics of systems of interacting rigid bodies? [8]
b) What is D-H convention? What are the dynamics considerations in robotic
applications? [8]
OR
Q6) a) Explain Trajectory planning for Flexible Robots? [8]
b) Explain
i) Newton-Euler Dynamics of Robot
ii) Newton-Euler formulation for RR & RP manipulators? [8]
DDD
[4859] - 1055 2
Total No. of Questions :8] SEAT No. :
P1869 [4859]-1056
[Total No. of Pages :2
B.E. (Electronics)
c-ELECTRONICS IN AGRICULTURE
(2012 Pattern) (End Sem.) (Semester - I) (404205) (Elective -II)
Time :2½ Hours] [Max. Marks :70
Instructions to the candidates:
1) Answer Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6 and Q.7 or Q.8.
2) Neat diagrams must be drawn wherever necessary.
3) Assume suitable data, if necessary.
Q1) a) Define Data Logger and State its applications in Agriculture. [8]
b) Draw and Explain block diagram of agricultural robot using virtual
instrumentation. [8]
c) State the factors influencing PH. [4]
OR
Q2) a) State types of soil moisture measuring techniques and explain any two in
detail. [8]
b) State the different techniques for measuring PH. Explain any one in detail.
[8]
c) List various types of Sensors used in the field of Agriculture. [4]
b) What are the constraints for farmers to adopt precision Agriculture? [6]
Q4) a) How precision farming is applicable within fruits & vegetables sectors?[6]
P.T.O.
Q5) a) What do you mean by Yield Monitoring & Mapping? [6]
b) List the types of Spraying Equipment and explain any one in detail. [6]
OR
Q6) a) State various precision Agriculture technologies & its applications. [6]
OR
b) Draw & explain Electronic Control System for grape drying process.[6]
EEE
[4859]-1056 2
Total No. of Questions : 10] SEAT No. :
Q1) a) Explain the call processing in mobile communication using flow diagram.
[5]
b) Explain the free space propagation model. [5]
OR
Q2) a) Find the 3-dB bandwidth for a Gaussian low pass filter used to produce
0.25 GMSK with a channel data rate of Rb = 270 Kbps. What is the 90%
bandwidth in the RF channel? Specify the Gaussian filter parameter .
[5]
b) Differentiate between equalizer and diversity techniques. [5]
P.T.O.
Q5) a) Describe the following characteristics of speech signal-probability density
function, Auto Correlation Function, Power Spectral Density Function.
[10]
b) List the criterias for selection of speech coders for mobile communication.
[8]
OR
Q6) a) Explain packet radio access techniques using the ALOHA protocol and
compare i-persistent, non-persistent and p-persistent CSMA techniques.
[10]
b) With neat block diagram explain the function of each block of GSM
speech encoder. [8]
OR
Q10) a) Explain the call set up process from mobile to mobile of GSM system.
[8]
b) List out the specification of IS-95 CDMA system and compare GSM
and CDMA system. [8]
ZZZ
[4859]-1057 2
Total No. of Questions : 10] SEAT No. :
P1870 [4859]-1058
[Total No. of Pages : 2
OR
Q2) a) Draw AES block diagram and explain the steps in detail. [6]
b) Define following. [4]
i) Discrete logarithm
OR
P.T.O.
Q5) a) Define IKE protocol and illustrate IKE format in detail. [8]
b) Discuss SSL with respect to four phases [8]
i) Establish security capabilities
ii) Server authentication and key exchange
iii) Client authentication and key exchange
iv) Finish
OR
Q6) a) Explain various categories of Intrusion Detection system (IDS) [8]
b) How AH and ESP are differs while working under transport and tunnel
mode. [8]
ggg
[4859]-1058 2
Total No. of Questions : 10] SEAT No. :
Q3) a) Construct the activity diagram of the given description using swim
lanes. A customer decides to purchase a DVD player. He begins by
calling the sales department of the DVD shop. They tell him to talk to
customer support. He then calls customer support; they put him on
hold while talking to engineering. Finally customer support tells the
customer about several DVD player options. The customer chooses a
DVD player and makes payment to the accounts department. The
DVD player is shipped by the dispatch department. The customer
receives the DVD player. [6]
P.T.O.
b) The use case Login accepts userid and password from the user. The
system validates them and displays a message Log in is successful.
Draw a sequence diagram for this. [4]
OR
Q4) a) Draw state diagram for ATM machine. [6]
ATM machine is idle until an ATM card is inserted. Then it becomes
active. Within being in the active state, it validates the card( validating)
first. After card validation, it can process a transaction like (transaction
processing) a withdrawal or deposit cash or a view balance or print
receipt. After the processing is complete, card is ejected and it goes to
idle state.
b) State the steps to construct the domain state model. [4]
Q7) a) Define a design pattern. What is the basis on which the design patterns
are classified? Name the types of design pattern with one example of
each type. [8]
b) For the description given below, draw the class diagram and identify
the roles for a state design pattern. Mention the roles identified for
each class and its relevant behaviour in the class diagram.
When a book has isbn number, price, title and one or more authors.
When it is bought in the library it gets purchased state, when it is
added to a catalogue it goes to catalogued state. When the cataloguing
is complete it goes to Available on stack state. When it is borrowed
by a member it goes to borrowed state. When it is returned by a
member it goes to available on stack state. [8]
OR
[4859] - 1059 2
Q8) a) Write complete documentation of adapter design pattern. [8]
b) For the description given below, draw the class diagram and identify
the roles for a strategy design pattern. Mention the roles identified for
each class and its relevant behaviour in the class diagram.
Grand health club offers a scheme for membership of the health club.
The options available for registering are yoga and aerobics. The
monthly charges for aerobics membership are 2000.00. The monthly
charges for yoga membership are 1000.00. The members can avail a
single option out of the two options. If a person books for three
months, he gets 20% discount. If he books for six months, he gets 25
percent discount. If he books for nine months, he gets 35% discount.
If he books for one year, he gets 50% discount. [8]
zzz
[4859] - 1059 3
Total No. of Questions : 10] SEAT No. :
P1871 [4859]-1060
[Total No. of Pages : 3
B.E. (I.T.)
MACHINE LEARNING
(2012 Course) (414455) (End Semester) (Semester-I)
Time : 21/2 Hours] [Max. Marks : 70
Instructions to the candidates:
1) Draw neat diagrams wherever necessary.
2) Assume suitable data, if necessary.
3) Figures to the right indicate full marks.
P.T.O.
Predicted
15 2 3
Actual 7 15 8
2 3 45
Calculate precision and recall per class. Also calculate weighted average
precision and recall for the classifier.
b) Explain the term bias-variance dilemma. [5]
Q5) a) Explain with the help of diagrams and equations Minkowski, Euclidean,
Manhattan and Hamming distances. [8]
b) What is a feature tree? Write the Grow Tree algorithm to generate feature
tree. Explain the role of best split in this algorithm. [10]
OR
Q6) a) Explain support and confidence with the help of formulae. Calculate
support, and confidence for the following example. [8]
Transaction Items
1 nappies
2 beer, crisps
3 apples, nappies
4 beer, crisps, nappies
5 apples
7 apples, crisps
8 crisps
[4859]-1060 2
Q7) a) Distinguish between discriminative learning models and generative learning
model with suitable examples. [8]
b) Define: [8]
1) Bernoullis distribution.
2) Binomial distribution.
OR
OR
Q10)a) Explain data stream and online learning. [8]
[4859]-1060 3
Total No. of Questions : 8] SEAT No. :
P.T.O.
Q4) a) What is the Alpha-Cut method for discrete fuzzy sets? Explain
following arithmetic operations. [9]
i) Addition
ii) Subtraction
b) List the merits and demerits of fuzzy logic. [8]
zzz
[4859] - 1061 2
Total No. of Questions : 10] SEAT No. :
P1872 [4859]-1062
[Total No. of Pages : 2
B.E. (I.T.)
b - USABILITY ENGINEERING
(2012 Course) (Elective - I) (Semester - I)
Q3) a) List various issues related to interaction design. Explain with example.[4]
b) Explain the importance of Know the user in usability process. [6]
OR
Q4) a) Discuss goals of user interface design. [4]
b) Why is it important to perform an analysis of the financial impact of the
usability on the system. [6]
E E E
[4859]-1062 2
Total No. of Questions : 8] SEAT No. :
P1873 [4859]-1063
[Total No. of Pages : 3
[4859]-1063 2
b) What is inter-procedural optimization? Describe different kinds of
inter-procedural optimizations. [8]
Q7) a) What are reasons for variable aliases? Explain variable aliases based on
type and based on flow. [8]
b) What is reaching definitions? Write in and out definitions for reaching
definitions. [8]
OR
Q8) a) Explain transformations using dataflow analysis using suitable
examples. [8]
b) Explain explicit and implicit parametric polymorphism with suitable
examples. [4]
c) Draw IR tree representation and quadruple: a = b[i] + c. [4]
E E E
[4859]-1063 3
Total No. of Questions : 10] SEAT No. :
P1874 [4859]-1064
[Total No. of Pages : 3
P.T.O.
Q5) a) Analyse MESH Transpose. Check Mesh Transpose algorithm for
optimality. [8]
b) Write algorithm for matrix multiplication using cube connected
structure. [8]
OR
OR
Q8) a) What is MST? Solve Given problem using Kruskal parallel computing
algorithm. [12]
[4859]-1064 2
Q9) a) Explain the terms and its stages with neat Diagram. [8]
i) Pipelines.
ii) Homomorphism.
b) Explain the knapsack problem with branch and bound algorithm? [8]
OR
Q10)a) What is computer algebra system? Draw and explain its framework. [8]
b) Explain Homomorphism-based Structured in Parallel Programming? [8]
E E E
[4859]-1064 3
Total No. of Questions : 10] SEAT No. :
P.T.O.
OR
Q6) a) Enlist & describe security risks posed by shared images. [8]
b) Define steps to build DomU managed by Dom0. [4]
c) Discuss the nasty tricks played by malicious Dom0. [4]
Q7) a) Describe Amazon EC2 cloud in brief considering following points: [8]
i) AMI & Instances
ii) Amazon S3
iii) Databases
iv) Amazon Cloud Watch
b) Explain with diagram the term Cloud Stack. [8]
OR
Q8) a) Explain Google App Engine with diagram. [8]
b) Explain the open source cloud Eucalyptus. [8]
ddd
[4859]-1064(A) -2-
Total No. of Questions :10] SEAT No. :
P1875 [4859]-1065
[Total No. of Pages :2
B.E. (IT)
BUSINESS INTELLIGENCE
(2012 Course) (Elective - II) (Semester - I) (414457 A)
Time :2½ Hours] [Max. Marks :70
Instructions to the candidates:
1) Answer Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7 or Q.8, Q.9 or Q.10.
2) Neat diagrams must be drawn wherever necessary.
3) Figures to the right indicate full marks.
4) Assume suitable data if necessary.
OR
Q2) a) Describe the major components of a data warehouse. [5]
b) Explain dimensional model for retail sales industry. Model should have
at least one fact table and two dimensional tables. [5]
Q4) a) What are late arriving facts in ETL? How are they handled? [4]
Q5) a) Explain 3 types of report elements. Explain each one in detail. [9]
b) Explain materialized view with help of example. [7]
OR
P.T.O.
Q6) a) What is ad hoc reporting? How is it useful for generating reports in
Business Intelligence? Explain with example. [7]
b) Explain the importance of security while creating Business Intelligence
Reports. Explain different types of securities in reporting. [9]
OR
Q8) a) What is meant by hierarchical clustering? List the methods in it and explain
any one in detail. [8]
b) Explain different data visualization techniques. Describe the features of
Tableau. [8]
Q9) Write a short note on any 3 of the following (6 marks each): [18]
a) Pig data types and commands
b) Real time BI
c) BI on cloud
d) Operational BI
OR
Q10)a) What is Big data? List the characteristics of Big Data. Draw and Explain
architecture of HIVE. [9]
b) What are the different types of BI? Explain Agile BI and Embedded BI in
detail. [9]
EEE
[4859]-1065 2
Total No. of Questions :10] SEAT No. :
P1876 [4859]-1066
[Total No. of Pages :3
B.E. (IT)
SERVICE ORIENTED ARCHITECTURE
(2012 Course) (End-Sem) (Semester - I) (414457 B) (Elective - II)
Time :2½ Hours] [Max. Marks :70
Instructions to the candidates:
1) Answer Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7 or Q.8, Q.9 or Q.10.
2) Neat diagrams must be drawn wherever necessary.
3) Figures to the right side indicate full marks.
OR
Q2) a) Explain in detail about three different layers of service abstraction. [5]
OR
Q4) a) Explain message information header and different fields that MI header
includes provided by WS-addressing. [5]
b) Explain different roles played by service during runtime processing of
messages. [5]
Q5) a) With neat diagram explain SOA delivery lifecycle phases. [9]
OR
P.T.O.
Q6) a) Explain following delivery strategies of SOA. [9]
i) Top-down strategy
b) Enlist and explain the sources from which services can be derived and
types of derived services. [9]
i) Schema element
OR
Q8) a) Explain following service interface design tools with their pros and cons.
[8]
i) Auto generation
i) envelope element
[4859]-1066 2
Q9) a) With neat diagram explain step by step process of application service
design. [8]
b) With neat diagram explain step by step process of task centric service
design. [8]
OR
i) process element
ii) partnerLinks and partnerLink element
EEE
[4859]-1066 3
Total No. of Questions : 10] SEAT No. :
Q1) a) What are the reasons for using the Internet as a basic infrastructure for
e-Business? [6]
b) What is meant by the terms front-office and back-office systems? [2]
OR
Q2) a) What are the main business and technical e-Business challenges? [6]
b) What is the key difference between e-Commerce and e-Business? [2]
Q3) a) Firm A only has business-to-business clients, like sport shops,
warehouses and small bag shops. One of their key business processes
is order acquisition (which includes negotiating with potential clients).
[10]
i) Give an example of a sub process and a compound activity of
this business process.
ii) Different characteristics of business processes can impact the extent
to which they can be automated. What can you say about the
mentioned business process and the possibilities to automate it?
OR
P.T.O.
Q4) a) Explain similarities and differences between the following concepts:
business unit value chain, industry value chain, supply chain, logistics.
[4]
b) What is a business process? List the seven characteristics of a business
process. [6]
Q5) a) What are the advantages and disadvantages of a biased market? [8]
b) Explain why it is important for an industrial company to have full
management attention for its purchasing process. [8]
OR
Q6) a) Which three factors contribute to the success of e-markets? Give one
example for each factor. [8]
b) Give advantages of integrating e-procurement with a companys ERP-
system. [8]
Q7) a) Explain location based service and its potential in the context of
m-commerce. [8]
b) Explain framework for m-commerce. What are the implementation
challenges in m-commerce? [8]
OR
Q8) a) Define m-commerce and explain how an e-government could use it to
increase its efficiency and effectiveness. [8]
b) Write a short note on m-commerce life cycle. Discuss advantages and
disadvantages of m-commerce. [8]
Q9) a) Discuss the five major m-commerce applications, and provide a specific
example of how each application can benefit a business. [6]
b) Discuss how m-commerce can expand the reach of e-business. [6]
c) What are various mobile commerce services for consumer? Explain.[8]
OR
Q10) a) The mobile devices of the future will be more powerful, less heavy,
and comprise new interfaces to the user and to new networks. Describe
the special technologies used in m-commerce. [6]
b) What are the emerging live issues in mobile commerce? [6]
c) What are various mobile commerce services for business? Explain.[8]
zzz
[4859] - 1067 2
Total No. of Questions : 10] SEAT No. :
P1877 [4859]-1068
[Total No. of Pages : 2
Q5) a) Explain factors that affecting the Reliability of GIS data. [8]
b) Write a short Note on (Any two): [8]
i) RMS Error.
ii) Location Error.
iii) Topological Error.
OR
P.T.O.
Q6) a) What are the sources of error in GIS & its effects? [8]
b) Explain the error which may occur in vector GIS? Explain the error
caused to data during vector to raster conversation? [8]
E E E
[4859]-1068 2
Total No. of Questions : 8] SEAT No. :
P1878 [4859]-1069
[Total No. of Pages : 3
B.E. (I.T.)
NATURAL LANGUAGE PROCESSING
(2012 Pattern) (414457 E) (Elective - II) (Semester - I)
c) Build an ATN for accepting the simple assertive statements like, [8]
The dog barked.
OR
P.T.O.
Q2) a) Describe the flow of information in Natural Language Understanding
System. [6]
b) Consider the following CFG: [6]
S -> NP V
S -> NP AUX V
NP -> ART N
Trace one of the chart parsers in processing the sentence
1 The 2 man 3 is 4 laughing 5
with the lexicon entries:
the: ART
man: N
is: AUX
laughing: V
Show every step of the parse, giving the parse stack, and drawing the
chart each time a non-terminal constituent is added to the chart.
c) Describe Unification Grammar in detail. [8]
Q3) a) How does Shift Reduce Parser encode uncertainty to improve the
efficiency while parsing? Explain with proper example. [9]
b) Explain Probabilistic Context-Free Grammar in detail. [9]
OR
Q5) a) How does the relative scoping of the quantifiers and operators add to
the complexity of ambiguity in the Logical form? Justify with appropriate
examples? [8]
b) What is WordNet? How can it help the user? [8]
OR
[4859]-1069 2
Q6) a) What is Ontology? Explain in detail. [8]
b) Explain the term Semantic Ambiguity? Briefly explain any two linguistic
tests to define the notion of Semantic Ambiguity. [8]
Q7) a) Explain the use of BLEU metric used in assessing the quality of Machine
translation? [8]
b) Write a detail note on Automatic Text Clustering. [8]
OR
Q8) a) What is Semantic Web Search? How does it improve the accuracy of
the search contents? [8]
b) Explain the use of WER metric in Machine Translation. [8]
E E E
[4859]-1069 3
Total No. of Questions : 10] SEAT No. :
P1879 [4859]-1072
[Total No. of Pages : 2
Q3) a) Explain the bayes rule and its use with a suitable example. [6]
b) Explain Bayesian networks with a suitable example. [6]
OR
Q4) a) Write a note on Hidden Markov Models. [6]
OR
P.T.O.
Q6) a) Write a note Artificial Neural Networks. [6]
b) Explain Ensemble Learning. [6]
Q7) a) What are the Information Retrieval characteristics? How to Evaluate and
Refine Information Retrieval system. [6]
Q10)a) How to Represent and Evaluate decision problem with a decision network.
[6]
b) Explain any four prime application domains of robotics technology. [8]
[4859]-1072 2
Total No. of Questions : 8] SEAT No. :
P1880 [4859]-1073
[Total No. of Pages : 2
Q3) a) What is the need for Image compression? Explain redundancy in images.
Explain. [8]
b) Define feature and pattern. Explain in brief relationship between image
processing and object recognition. [8]
OR
P.T.O.
Q4) a) Explain any two object recognition method. [8]
b) For the image shown below, compute the degree of compression that
can be achieved using Huffman coding of pixel values. [8]
⎡3 3 3 2⎤
⎢2 3 3 3⎥
⎢ ⎥
⎢3 2 2 2⎥
⎢ ⎥
⎣2 1 1 0⎦
Q5) a) What are the medical Imaging modalities? Explain in brief. [10]
b) Explain picture archives and communication systems (PACS). [8]
OR
Q6) Write a short note on any three: [18]
a) Images from X-rays and its application.
b) Images from r-rays.
c) Does and risk.
d) Ultrasound
Q7) a) Explain remote sensing process and state advantages and limitation of
remote sensing? [8]
b) Explain in brief elements of visual image interpretation? How these
elements help us to interpret remote sensing imagery? [8]
OR
Q8) Write short note on any two: [16]
a) Coordinate system for photogrammetry.
b) Photogrammetric Imaging devices.
c) Radargrammetry and Radar Interferometry.
E E E
[4859]-1073 2
Total No. of Questions : 12] SEAT No. :
P1881 [4859]-1074
[Total No. of Pages : 2
Q3) With the help of suitable diagram explain the requirement analysis process.
What is the need of developing service metric? [7]
OR
Q4) Write a short notes on: [7]
a) Developing RMA requirements.
b) Requirement mapping.
Q5) Explain the concept of flow models with the help of peer-to-peer and client-
server models. [7]
OR
Q6) Develop a flow model for real time flows. How to characterize the flows for
this model? Explain in detail. [7]
P.T.O.
Q7) a) Explain the various routing mechanisms. [10]
b) What is subnetting? Explain variable length subnetting. [6]
OR
Q8) a) State and explain the internal and external relationships in architectural
considerations. [10]
b) Explain the concept of supernetting in details. [6]
E E E
[4859]-1074 2
Total No. of Questions : 10] SEAT No. :
Q1) a) What is EJB? How it is different from RMI. What are the major categories
of EJB? [5]
b) What is concurrency? What are the basic approaches to achieve
concurrency? [5]
OR
Q2) a) What is the difference between SOAP web service and Restful Web
service? What is the significance of SOAP, WSDL and UDDI in SOAP
web service. [5]
b) What is string Tokenizer and Observable in java? Explain any two methods
of these utilities? [5]
Q5) a) What are the advantages of JSP over Java servlets? Expalin life cycle of a
JSP. [8]
b) Explain how Ajax is used for development of Rich Internet Applications
(RIA). Give the examples of Ajax effects which improve the web page
interactivity [9]
P.T.O.
OR
Q6) a) Explain HTML Document Object Model (DOM) with suitable example.[8]
Q7) a) What are column oriented databases? Compare column oriented databases
with relational databases. [8]
OR
Q8) a) What are document oriented databases? Give MongoDB database example
for shopping application. [8]
OR
DDD
[4859] - 1075 2
Total No. of Questions : 8] SEAT No. :
Q1) a) For each of the following queries, identify and write the type of data
mining task. [6]
i) Find all credit applicants who are poor credit risks.
ii) Identify customers with similar buying habits.
iii) Find all items which are frequently purchased with milk.
b) Consider the following: [6]
Transaction Items
t1 Bread, Jelly, Peanut Butter
t2 Bread, Peanut Butter
t3 Bread, Milk, Peanut Butter
t4 Beer, Bread
t5 Beer, Milk
Calculate the support and confidence for the following association rules
i) Bread o PeanutButter.
P.T.O.
c) Consider the ten records given below [8]
ID Income Credit Class Xi
1 4 Excellent h1 X4
2 3 Good h1 X7
3 2 Excellent h1 X2
4 3 Good h1 X7
5 4 Good h1 X8
6 2 Excellent h1 X2
7 3 Bad h2 X11
8 2 Bad h2 X10
9 3 Bad h3 X11
10 1 Bad h4 X9
Calculate the prior probabilities of each of the class h1, h2, h3, h4 and
probabilities for data points X2, X4, X7 and X8 belonging to the class h1.
OR
Q2) a) Define Data Mining. Draw a pyramid showing relationship between Data
Mining and Business Intelligence. Write types of users at different levels
in the Pyramid. [6]
b) Write a pseudo code for Apriori algorithm and explain. [6]
c) Write a pseudo code for the construction of Decision Tree. State and
justify its time complexity also. [8]
Q3) a) Using K-means Clustering, cluster the following data into 2 clusters. [8]
{2, 4, 10, 12, 3, 20, 30, 11, 25}
Show each of the steps.
b) Draw a diagram showing different approaches used for Clustering. [3]
c) Many clustering algorithms need to determine the distance between two
clusters. Write the formula to determine the distance between two given
clusters K1 and K2 using Single-link, Complete-link and Average methods.
[6]
OR
[4859]-1076 2
Q4) a) Define Clustering. State the space complexity, time complexity and type
(hierarchical, Partitional etc.) for following clustering algorithms [9]
i) Composite-link.
ii) MST.
iii) K-means.
b) Differentiate between K-means and K-mediod Clustering algorithms.
[2]
c) Consider the following matrix. [6]
Item A B C D E
A 0 1 2 2 3
B 1 0 2 4 3
C 2 2 0 1 5
D 2 4 1 0 3
E 3 3 5 3 0
Draw the resultant Dendrograms when Single-link and composite-link
clustering algorithms are used.
Q5) a) Consider the following 4 documents D1, D2, D3 and D4. For each
document Di, various terms that occur in document Di is provided. [6]
D1 = {To do is to be to be is to do}
D2 = {To be or not to be I am what I am}
D3 = {I think therefore I am}
D4 = {Do do do da da da Let it be let it be}
Write the equations and calculate the Term frequency tf, Inverse
Document Frequency idf and tf-idf for the terms to and do for
the documents D1 and D4.
b) A webmaster at XYZ organization learns that high percentage of users
have following pattern of reference to pages
<P, Q, P, R>
What modification would be suggested if Web Usage Mining is used?
State various purposes of Web Usage mining. [5]
[4859]-1076 3
c) Enumerate various Text Operations (also called Pre-processing) that are
used by an Information Retrieval System. [6]
OR
Q6) a) Draw a neat diagram showing retrieval process of an IR system and
briefly describe its components. [6]
b) Explain Precision and Recall. When a query q was fired for an IR
system having 100 relevant documents w.r.t. the query q, the system
in all retrieved 68 documents out of the total collection of 600 documents.
Out of 68 retrieved documents, 40 documents found to be relevant.
What is the Precision and Recall of the system w.r.t. the given query
q. [4]
c) What is web crawler? Explain the working of a basic crawler. [7]
Q7) a) Define Big Data. State a few challenges of Big Data. [6]
b) Compare Business Intelligence and Big Data. [4]
c) Write a note on Reinforcement Learning. [6]
OR
Q8) a) Draw a diagram showing generalized systemic Machine Learning
Framework. Briefly explain. [6]
b) What are the sources for Structured, semi-structured and Unstructured
data? [6]
c) Write a note on Multi-perspective learning. [4]
ZZZ
[4859]-1076 4
Total No. of Questions :10] SEAT No. :
P1882 [4859]-1077
[Total No. of Pages :2
OR
Q2) a) Can behavioral shift be achieved with Gamification? Justify your opinion
with example. [5]
Q3) a) Does prediction system have any significance in game designing? Describe
your views. [5]
b) Explain the Various stages of Mastery. [5]
OR
Q4) a) What are the game elements? Describe the same in the context of 8
queens problem. [5]
Q5) a) What do you mean by Game mechanics? What different Game mechanics
can be used for user engagement in Social Networking? [10]
c) How Game Mechanics are different from the Game Dynamics? [3]
OR
P.T.O.
Q6) a) What are the most commonly used Game Mechanics used for User
Engagement? Explain any five mechanics. [10]
b) Explain how Feedback mechanism is helpful. Explain with example of
one of the social problems. [5]
Q7) a) How commonly used Game Mechanics could be designed and realized
using any tool? [10]
b) How the behavior of the user could be quantified and studied to know
the engagement in Social network? [6]
OR
Q8) a) What are the considerations one must do while designing the Game
Mechanics? [10]
b) How analytics can help to know the success of the Program? Explain
with any example. [6]
Q9) a) Design your solution as a solution architect for new product promotion
using any Gamification tool. [8]
b) What are various advantages of Gamification tool? [8]
OR
Q10)a) How Gamification tool can be used to develop the solution to improve
teaching learning process. [8]
EEE
[4859]-1077 2
Total No. of Questions :10] SEAT No. :
P1883 [4859]-1078
[Total No. of Pages :2
i) Memory
ii) Processors
OR
OR
Q4) a) Explain Human centered Design Life cycle. [6]
Q5) a) Explain Context aware computing and various types of contexts with
example. [10]
OR
P.T.O.
Q6) a) What is Mobile Middleware? Explain Adaption in Mobile Middleware.[10]
b) Explain the concept of Agent related to mobile middleware and services
offered by Agent. [8]
OR
Q9) a) Explain Social Networking and Media Exchange Example for smart
interactions. [10]
b) Explain various issues related to distributed systems interaction to be
more intelligent. [6]
OR
a) Wearable computer
EEE
[4859]-1078 2
Total No. of Questions :10] SEAT No. :
P1884 [4859]-1079
[Total No. of Pages :2
OR
Q3) a) Explain load integrity for threat analysis and mitigation. [6]
OR
Q4) a) Explain working of SIGMA protocol in detail. [6]
Q5) a) Explain in detail Architecture for Embedded IPT (Intel Platform Trust
Technology). [8]
OR
P.T.O.
Q6) a) Write a short notes on: [8]
i) Boot attack
ii) Evil Maid attack
b) Compare Integrated vs. Discrete TPM. [8]
OR
Q8) a) Explain in detail HDCP (High banwidth digital content protection). [8]
b) Explain Dynamic Application Loader with neat diagram. [8]
Q9) a) Explain how embedded security is provided for IOT (Internet of Things).
[9]
b) Write a short note on: [9]
i) Trusted Platform Module (TPM)
ii) Software Guard Extension
OR
EEE
[4859]-1079 2
Total No. of Questions :10] SEAT No. :
P1885 [4859]-1080
[Total No. of Pages :2
Q1) a) Elaborate the difference between formal and natural language. [5]
OR
Q2) a) Define and list lexical knowledge structures. Elaborate any three lexical
knowledge networks available and their features. [7]
Q3) a) Explain the purpose of viterbi algorithm. What are the steps in viterbi
algorithm. [8]
OR
OR
P.T.O.
Q6) a) Write short notes on speech perception. [8]
OR
i) Text entailment
OR
EEE
[4859]-1080 2
Total No. of Questions : 10] SEAT No. :
Q1) a) What are the design elements of control system? Explain with suitable
examples. [5]
b) Derive the transfer function and time domain equation for a pure capacitive
process subjected to unit step input. [5]
OR
Q2) a) A thermometer showing steady state temperature of 20º C is suddenly
immersed into a hot bath at 100º C. If the time constant of thermometer
is 5 sec, determine the following; [6]
i) Thermometer reading after 5 sec.
ii) Time required reading 80ºC on Thermometer.
iii) Time required for 80% response.
b) Sketch the overshoot and decay ratio versus damping factor ξ if damping
factor ξ is varied from 0 to 1. [4]
Q3) Reduce the following block diagram and obtain the transfer function
C(s)/R(s) : [10]
P.T.O.
OR
Q4) Write short notes on : [10]
a) Controller tuning.
b) ISE, IAE, ITAE.
Q9) Draw the instrumentation diagram for Heat Exchanger control system and
discuss the plant wide control in detail. [16]
OR
Q10) Write short notes on : [16]
i) DCS.
ii) PLC & SCADA system.
iii) Digital approximation of classical controllers.
iv) Role of digital computers in control.
ïïï
[4859]-1081 2
Total No. of Questions : 10] SEAT No. :
Q1) a) Explain the film conversion parameter in fluid - fluid reaction. [5]
b) Explain the selection of model for non-catalytic reaction of particle. [5]
OR
Q2) Derive an equation for calculation of tower height for fast reaction when straight
mass-transfer without reaction take place. [10]
Q5) a) Explain the selectivity for a porous catalyst in a parallel and series reaction.[9]
b) Explain the effect of Thiele modulus on effectiveness factor in cylindrical
pore catalyst pallet. Give the testing method for pore resistance. [9]
OR
Q6) a) Determine the selectivity of the catalyst used in the following reaction:
A ¶¶
K1
l B ¶¶
K2
lC
the diffusion resistance in the pore of the catalyst as:
i) Strong pore resistance
ii) Negligible pore resistance.
C ¬
16 and B 1 Assume equal effective
K1
For the catalyst, K2 C A ®
b
P.T.O.
b) Explain knudsen diffusivity and molecular diffusivity in detail. [6]
Q7) For synthesis of NH3 over an iron catalyst develop the rate expression for the
following mechanism: [16]
a) ZZZ
H 2 g 2S YZZ
K1
K
X
Z 2H.S.
1a
b) ZZZ
N 2 g 2S YZZ
2
X K
Z 2N.S.
c) ZZZ
N.S. 3H.S YZZ
K
3
X
Z NH3 .S 3S
K
3a
d) ZZZ
NH3 .S YZZ
K4
K
X
Z NH3 g S
4a
Assume
i) The total concentration, CT CS C NS
ii) Step - 2 is a rate controlling and step 1,3&4 are in equilibrium.
OR
Q8) Find amount of catalyst needed for 35% conversion of reaction, A ® 4R for
a feed rate of 2000 mol/hr of pure A at 3.2 atm and 117°C temperature in
a) Packed bed reactor with very high recycle rate
b) Packed bed reactor with no recycle rate.
[16]
Q9) a) Explain the fluidized bed reactor in detail. [8]
b) Explain Trickle bed reactor in detail. [8]
OR
Q10)a) Give the M-M- kinetic eq and explain the features of the M-M- kinetics.[8]
n
ddd
[4859]-1082 -2-
Total No. of Questions : 10] SEAT No. :
Q1) Find out the plate pressure drop and check the downcomer back up for the
column with the help of following data: Diameter of column = 0.79 m,
Area of column = 0.5 m2, Volumetric flow rate of vapours = 1.13 m3/s,
Orifice coefficient = 0.84, Density of vapours = 0.70 kg/m3,
Density of liquid = 950 kg/m3, Weir height = 50 mm, Weir length = 0.6 m,
Hole diameter = 5mm, Plate thickness = 5mm, Height of overflow
weir = 27mm,
Maximum liquid rate = 4.06 kg/s. [10]
OR
Q2) a) Explain in detail Ondas method for prediction of HTU. Give the
necessary equations. [8]
b) Explain the use of hold - down plate in packed column. [2]
Q3) a) Using Cornells method estimate the height of packing Z for the absorption
column to absorb SO2 in water at 20º C with the help of following data:
Number of transfer units N OG = 8, the liquid mass flow rate
(L w *) = 16.7 kg/m 2 .s, Diffusivity D L = 1.7 x 10 9 m 2 /s,
D v = 1.45 x 10 5 m 2/s, Viscosity v = 0.018 x 10 3 N.s/m 2 and
P.T.O.
b) Explain the difference between random packing and structured packings.
[2]
OR
Q5) a) Natural gas with a specific gravity 1.20 at 1,43,000 kPa and 45ºC is
being blown down to 1,02,000 kPa. The flow rate could be from
95 m3/ day to 39 m3/ day. The drop through the pressure reducing
regulator is 3,100 kPa, leaving 1,000 kPa for the pipe. The pipe length is
140 m upstream of the regulator and 8.7 m downstream. Determine the
upstream and downstream pipe diameters.
b) What are codes and standards and their importance in piping design.
[8]
OR
Q6) a) Explain the pipeline design for transportation of crude oil. [8]
Q7) a) Write a note on non-stream heating systems using thermic fluids. [8]
OR
[4859]-1083 2
Q8) a) What is the use of compressed air in industries and explain the different
types of compressed air. [7]
b) What are boiler mountings? Explain the different boiler mountings and
their functions. [9]
c) Explain dryness fraction of steam. [2]
Q9) a) Write in brief about maintenance of gate valve and globe valve. [8]
b) Explain in detail about HAZOP studies. [8]
OR
ZZZ
[4859]-1083 3
Total No. of Questions : 10] SEAT No. :
Q3) Draw a neat sketch of fabric filter and explain its working. [10]
OR
Q4) Draw a neat sketch of settling chamber and explain its working rnechanism.
[10]
P.T.O.
Q6) Calculate L & K using least square method for the following BOD data.[16]
T days 2 4 6 8 10
Y mg/lit 11 18 22 24 26
zzz
[4859] - 1084 2
Total No. of Questions : 10] SEAT No. :
P.T.O.
Q8) Write in detail about the effects of aqueous media on Iron & steel related
with corrosion. [18]
Q9) What are the chemical and mechanical methods of surface treatment
coatings? [16]
OR
Q10) Write notes on : [16]
a) Cathodic protection.
b) Modification of metals.
zzz
[4859] - 1086 2
Total No. of Questions : 10] SEAT No. :
Q5) a) What are various properties of lube oil? Discuss the lube oil production
process with schematic diagram [3 + 7]
b) Describe the dewaxing process with typical schematic diagram? [7]
OR
Q6) a) Why additives are added in the petroleum products? Discuss in brief
about the additives used for lube oils? [7]
b) Describe the Manufacture of Bitumen with typical schematic diagram?[10]
P.T.O.
Q7) Why desulphurization is necessary in the refinery? Discuss Hydro-
desulphurization process with typical schematic diagram along with reaction
and operating parameters [16]
OR
Q8) Describe the Environmental and Pollution control aspects in refinery [16]
Q9) a) What are additives? Note various additives used in petroleum fraction?[8]
b) Explain different methods for blending used in refinery? [9]
OR
Q10)a) Explain Different methods used for storage of petroleum products? [8]
b) Explain strategies of marketing of petroleum products? [9]
DDD
[4859] - 1087 2
Total No. of Questions : 10] SEAT No. :
P3923
[Total No. of Pages : 2
[4859] - 1088
B.E. (Chemical) (Semester - I) (End Sem.)
CHEMICAL PROCESS SYNTHESIS
(New Pattern)
Time : 3 Hours] [Max. Marks : 70
Instructions to the candidates:
1) Neat diagrams must be drawn wherever necessary.
2) Figures to the right indicate full marks.
3) Assume suitable data, if necessary.
4) Attempt Q1 OR Q2, Q3 OR Q4, Q5 OR Q6, Q7 OR Q8, Q9 OR Q10.
OR
Q4) a) Explain different types of reaction system. [6]
Q5) Explain with sketches the concept of heat integration of sequences of simple
distillation column. [16]
OR
P.T.O.
Q7) a) What are composite curves? How you will obtain them? [8]
OR
OR
yyy
[4859] - 1088 2
Total No. of Questions : 10] SEAT No. :
Q3) Explain the role of National Institute of Entrepreneurship and Small Business
Development (NIESBUD) and Small Industries Service Institute (SISI) in
entrepreneurship development. [10]
OR
Q4) Discuss in detail the reasons for low / no women entrepreneurs. [10]
P.T.O.
Q6) a) Explain in detail situational leadership theory by Blanchard. [8]
b) Discuss different communication forms employed in organizations with
example. [8]
[4859]-1089 -2-
Total No. of Questions : 10] SEAT No. :
Q1) a) Explain the pipe sizing steps based on available pressure drop? [5]
b) A waterline 5000 m long is composed of three sections A,B and C.
Section A has a 200 - mm inside diameter and is 1500 m long. Section C
has a 400 - mm inside diameter and is 2000 m long. The middle section
B consists of two parallel pipes each 3000 m long. One of the parallel
pipes has a 150 - mm inside diameter and the other has a 200 - mm inside
diameter. Assume no elevation change throughout. Calculate the pressures
and flow rates in this piping system at a flow rate of 500 m3/h, using the
Hazen - Williams formula with a C factor of 1.20. [5]
OR
Q3) a) Write down in brief the classification of safety relief valve along with
working principle? [6]
b) Explain the types of piping materials used for various temperature and
pressure conditions? [4]
P.T.O
OR
Q4) a) Discuss the working principle and applications of Rupture disks? [6]
b) Explain the different minor losses occurring in piping systems? [4]
Q5) a) A steam piping system transports 20,000 1b/h of dry saturated steam at
150 psia. If the velocity is limited to 3000 ft/min, what size pipe is required?
Calculate the pressure loss due to friction in 500 ft of pipe using the
Unwin and Darcy equations and compare the answers obtained. (specific
volume = 3..015ft3/1b) [8]
b) Discuss the different approaches used for calculating the pressure drop
in compressed air systems? [8]
OR
Q6) a) How to calculate NPSHa and NPSHr? How to increase NPSHa? [8]
b) Explain the Homogenous, Heterogeneous flow and deposition velocity
in slurry pipe lines? [8]
Q7) a) Discuss the design criteria used in insulation system design for piping
applications. [8]
b) Explain the design procedures for insulation of piping based on the
different criteria's? [8]
OR
Q8) a) Calculate the heat gain on a typical chilled water pipe in an enclosed
space. [8]
Following data is available:
Pipe size: NPS 2 (DN 50),
2.375 = in (60 mm) actual OD
Operating temperature: 42 °F
Ambient temperature : 95 °F
Insulation thickness : 2 in mm) nominal
2.11 in (54 mm) actual
Insulation type: Cellular glass
Length of pipe : 120 linear ft (36.5m)
[4859] - 1090 2
b) Explain critical thickness of insulation and insulation materials for cold
piping? [8]
Q9) a) Explain the types of plot plan and their advantages? [9]
b) Discuss the following points for locating the pipe racks of a process unit
[9]
i) Pipe rack width and number of levels
ii) Elevations and bent spacing
OR
Q10)a) Discuss in detail the typical piping layout considerations for the
equipments (Any two) [9]
i) Distillation column
ii) Heat exchanger
iii) Pump
iv) Storage tank
b) Explain the concept of PFD, P&ID and utility diagram? [9]
M M M
[4859] - 1090 3
Total No. of Questions : 10] SEAT No. :
P.T.O.
Q5) a) What is fouling and concentration polarization? discuss the methods
of controlling fouling. [6]
b) Explain the principle, working & applications of reverse osmosis
techniques along with design equation? [10]
OR
Q6) a) The permeability of methane through a certain membrane has been
determined at various temperatures and pressures from 5 to 70 bar. It
was found that the permeability coefficient was invariant to pressure.
The values of P at the various temperatures are given below. [6]
T (°C) P (Barrer)
10 1.8
20 3.5
30 6.3
40 10.1
Is the material a glass or an elastomer?
Determine the activation energy
b) What is working principal and mechanism of pervaporation? Discuss
the flux equation along with application. [10]
zzz
[4859] - 1091 3
Total No. of Questions : 10] SEAT No. :
OR
Q2) a) Explain linearization of equal percentage valve into linear valve. [3]
b) Explain the effect of tuning on dynamic behavior of manipulated behaviour
and tuning values can be set for proper behavior of manipulated variable
behaviour [7]
P.T.O
Q3) a) Explain various properties associated with gas processes. [5]
b) Compare performance of Control valve and pump as final control element
in flow control. [5]
OR
B F 0100gpm 60gpm
A T2 25750F 500F
C T1 0550F 340F
Q5) a) What are the implementation issues of cascade control system? [9]
OR
[4859] - 1092 2
OR
Q8) a) A system, gain matrix is given by
14 e 2 s 8e1.2 s ¯°
¡
¡12 s 1 3s 1 °
¡ s °
1.4 s °
¡ 3e 4e
¡ °
¡¢ 2 s 1 4 s 1 °±
M M M
[4859] - 1092 3
Total No. of Questions : 10] SEAT No. :
Q1) a) Explain Basic building blocks of Discrete Time Control systems. [6]
b) Find the pulse transfer function of system shown in figure 1. [4]
Figure 1
OR
Q2) a) Solve the difference equation by use of z transform method. [6]
x(k + 2) + 3x(k + 1) + 2x(k) = 0 with x(0) = 1, x(1) = 1
b) Explain the term Zero Order Hold. [4]
Q3) a) Determine the stability of closed loop system given in figure 2. [6]
(T = 1sec)
Figure 2
b) Explain concept of ringing of poles. [4]
OR
P.T.O.
Q4) a) Characteristic equation of system is z3 + 2.1z2 + 1.44z + 0.32 = 0, Test
the stability of system using bilinear transformation & routh array
method. [6]
Q5) a) Obtain state transition matrix Y(k) for following discrete time system.
[8]
ª 0 1º ª x1 (k ) º
x (k 1) « 0.24 1» « x (k ) »
¬ ¼ ¬ 2 ¼
ª 1 0 1 º
G « 1 2 0 »
« »
«¬ 0 0 3»¼
OR
Q6) a) Obtain discrete time state model of system for given continuous time
system model using sample timeT = 1sec. [10]
ª0 1º ª x1 º ª0 º
x « 2 3» « x » «1 » u and
¬ ¼ ¬ 2¼ ¬ ¼
ªx º
y >1 0@ « 1 »
¬ x2 ¼
Y ( z) z 1 2 z 2
U ( z) 1 4 z 1 3 z 2
[4859] - 1094 2
Q7) a) Find state feedback gain matrix for system such that desired closed
loop poles are placed at z = 3 + 4j, z = 3 4j. (Using transformation
Method and Ackerman Formula). [10]
ª 0 1º ª0º
x(k 1) « 25 6 » x ( k ) «1 » u (k ) and y(k) = [3 1]x(k)
¬ ¼ ¬ ¼
ª 0 1º ª0 º
b) Consider the system x ( k 1) « 0.16 x ( k ) «1 » u(k) &
¬ 1»¼ ¬ ¼
y(k) = [1 l]x(k) [8]
Design full order observer for system such that system have deadbeat
response.
OR
Q8) a) Transform following State model into controllable canonical form.[12]
ª0 0 3º ª2º
x(k 1) 1 0 7 x(k ) «1 » u and y(k) = [0 0 1]x(k)
« »
« » « »
«¬0 1 5 »¼ «¬ 0 »¼
ª1 2 º ª1 1º ª1 0 º
x (k 1) «1 1» x ( k ) «0 0 » u k and y (k ) «0 1 » x(k )
¬ ¼ ¬ ¼ ¬ ¼
1 1 4 2
> x(5)@ ¦[ x (k ) u 2 (k )]
2
J
2 2k 0
OR
[4859] - 1094 3
Q10) Consider following discrete time control system defined by [16]
ª1 1 º ª1 º ª1 º
x (k 1)«1 0 » x ( k ) «0 » u (k ) and x (0) «0 » .
¬ ¼ ¬ ¼ ¬ ¼
Determine the optimal control sequence u(k) that will minimizes the
following
1 1 4
performance index. J x * (5) Sx(5) ¦ > x * (k )Qx(k ) u * (k ) Ru (k ) @
2 2k 0
ª1 0 º
Q S «0 1 » and R = 1
¬ ¼
zzz
[4859] - 1094 4
Total No. of Questions : 10]
SEAT No. :
P3924 [Total No. of Pages : 2
[4859]-1095
B.E. (Instrumentation & Control)
ADVANCED BIOMEDICAL INSTRUMENTATION (Elective)
(2012 Pattern) (Semester - I) (End - Semester)
Q1) a) Explain the Principle of coulter type blood cell counter for RBC & WBC
measurement. [6]
b) Explain the Principle of the finger tip pulse Oximetry [4]
OR
Q3) a) Draw and explain the static X- ray Generation method. [6]
b) Enlist the frequency ranges used in Ultrasound medical imaging for various
applications. Specify the relationship between depth of penetration and
frequency in ultrasound imaging. [4]
OR
P.T.O.
Q5) a) What is the necessity of pacemaker? Explain, briefly the various modes
of pacing. [10]
OR
Q6) a) What is the necessity of a defibrillator? What is a defibrillator. Describe
Working of DC defibrillation with neat sketch. [10]
Q7) a) Explain thermal and non thermal interaction of tissue with LASER. [8]
OR
Q8) a) Explain different applications of LASER in the field of ophthalmology[8]
OR
Q10 a) Explain in brief various types of dialysers used for hemodialysis. [8]
mmm
[4859]-1095 2
Total No. of Questions : 10] SEAT No. :
Q1) a) Explain the Structure of Intelligent Building with neat sketch. [6]
b) Define the following Term [4]
1) Static Pressure 2) Velocity Pressure
3) Absolute Pressure 4) Relative Humidity
OR
Q2) a) Explain Psychrometric chart with neat sketch. [6]
b) Write a short notes on Facilities management. [4]
Q3) a) List Various Types of damper explain Parallel blade type damper with neat
sketch. [6]
b) Write a short notes on Ultrasonic flow meter. [4]
OR
Q4) a) Explain the Role of plate type heat exchanger in HVAC system with neat
sketch. [6]
b) Write a short notes on Mounting of Humidity sensor in BAS System. [4]
Q5) a) Explain the Term Control Reset used in HAVC System. [10]
b) Write a short notes on CAV system. [8]
P.T.O.
OR
Q6) a) What is Vapour Compression Cycle? Explain any one type of evaporator
used in Vapour Compression cycle with neat sketch. [10]
OR
Q8) a) List Different Types of Boiler, Explain any one type of boiler with neat
sketch. [8]
Q9) a) What is BAS System, Explain Field level components in BAS System
with neat sketch. [8]
OR
ddd
[4859]-1096 -2-
Total No. of Questions : 10] SEAT No. :
P1886 [4859]-1097
[Total No. of Pages :3
ideal relay
Figure:Q.1b
OR
Q3) a) Explain the block diagram of model reference adaptive control system.[4]
OR
P.T.O.
Q4) a) Explain in brief the Popovs method and is extensions. [4]
b) Explain with neat diagram of direct and indirect MRAs. [6]
Q9) a) Explain the requirements for the formulation of an optimal control problem.[6]
b) Obtain the control law that minimize the performance index [12]
∞
J = ∫ ( x12 + u 2 ) dt
0
⎡ x1 ⎤ ⎡0 1⎤ ⎡ x1 ⎤ ⎡0⎤
For the system given below: ⎢ x ⎥ = ⎢1 1⎥ ⎢ x ⎥ + ⎢1⎥u
⎣ 2⎦ ⎣ ⎦⎣ 2 ⎦ ⎣ ⎦
OR
[4859]-1097 2
Q10)a) Explain in detail Linear Quadratic optimal regulator problems. [6]
b) The first order system is described by the differential equation [12]
x (t ) = 2 x (t ) + u (t )
It is desired to find the control law that minimizes the performance index
1 tf 1
J=
2 ∫ 0
(3 x 2 + u 2 ) dt , t f = 1sec .
4
ggg
[4859]-1097 3
Total No. of Questions : 10] SEAT No. :
P1887 [4859]-1098
[Total No. of Pages : 2
OR
Q2) a) Explain dynamic characteristics of sensor with examples. [5]
b) Give detail classification of level sensor with their ranges and operating
priniciples. [5]
OR
Q4) a) List different techniques for used for sensor fabrication. Explain any one
in detail. [5]
b) Write note on latest trends in sensor fabrication. [5]
P.TO.
Q5) a) List different chemical sensors and give importance of each sensor. [8]
b) Explain working and characteristics of biosensors. [8]
OR
Q6) a) Give different types of gas sensors. Explain any one in detail. [8]
b) Explain working of fiber optic sensor with neat sketch. [8]
Q7) a) Explain term smart sensor. Give its importance in industry. [8]
Q8) a) Explain signal conditioning and signal conversions in smart sensors. [8]
XXX
[4859]-1098 2
Total No. of Questions : 10] SEAT No. :
Q1) a) Decimate the signal x(n) = 2*n by factor 2 for the n > 0 and x(n) = 0 for
n < = 0. [5]
b) Explain Wigner Ville distribution with its properties. [5]
OR
Q2) Decompose the filter H(Z) given by,
Q5) a) Compare parametric and non parametric method of PSD estimation. [6]
b) Explain modified periodogram PSD estimation method. [10]
OR
Q6) a) Explain ARMA model PSD estimation method. [10]
b) Discuss the applications of PSD estimation. [6]
P.T.O.
Q7) a) Explain LMS adaptive filtering algorithm with suitable block diagram.[10]
b) Explain echo cancellation using adaptive filtering. [8]
OR
Q8) a) Explain RLS adaptive filtering algorithm with suitable block diagram.[12]
Q9) a) Draw and explain block diagram of ADSP 21xxx DSP processor. [12]
b) Discuss the need of DSP processor architecture. [4]
OR
Q10)a) Explain addressing modes in DSP processor. [12]
b) State the features of DSP processors. [4]
DDD
[4859] - 1099 2
Total No. of Questions : 10] SEAT No. :
Q3) a) What is graded index fiber? How does it work? What are its major
advantages? [4]
b) Briefly discuss the optical signal loss due to signal attenuation during
propogation through fiber by [6]
i) light absoption phenomenon,
ii) fiber bending phenomenon.
OR
P.T.O.
Q4) What are varoius measurement techniques of losses in optical fibers? Explain
each in short. [10]
Q7) a) Explain the basic optical fiber sensor system with the help of neat
schematic. [8]
b) Explain fiber optic-displacement sensor the help of neat diagram. [8]
OR
Q8) a) Explain the Michelson interferometric displacement sensor with the
help of neat schematic. [8]
b) Explain the advantages and disadvantages of fiber optic sensors. [8]
Q9) a) Explain the medium-distance laser vibrometry with its neat schematic.
[9]
b) Explain various configurations of two-beam laser interferometer. [9]
OR
Q10) a) Explain how lasers are used in measurement of long-distance with the
help its schematic. [9]
b) Explain signal processing for the two-frequency laser interferometer.
[9]
zzz
[4859] - 1100 2
Total No. of Questions : 10] SEAT No. :
Q3) Classify robots based on their motion system in details with neat diagram.
[10]
OR
Q4) a) What is automation? Give different types of automation. [5]
b) Explain basic building blocks of automation system in details. [5]
P.T.O.
Q6) Develop a mathematical model using forward kinematics for general
manipulator with coordinate frame assignment as shown in figure 1. Obtain
[16]
a) General transformation matrix for a single link.
b) The forward kinematics of the end- effector with respect to base frame.
Assume suitable notations for model.
zzz
[4859] - 1102 2
Total No. of Questions :10] SEAT No. :
P1888 [4859]-1103
[Total No. of Pages :2
OR
OR
P.T.O.
Q4) a) Explain the processing components of the artificial retina in detail with
suitable diagram. [5]
b) Write a short note on precision agriculture. [5]
OR
Q6) a) Explain pulse code modulation and delta modulation with suitable
diagrams. [7]
Q7) a) Explain the contension free and contension based medium access protocol
in detail. [7]
b) Explain the MAC protocols and its control layers in details. [8]
OR
OR
EEE
[4859]-1103 2
Total No. of Questions : 10] SEAT No. :
P4427
[Total No. of Pages : 2
[4859] - 1104
B.E. (Instrumentation & Control) (Semester - I)
FAULT DETECTION AND DIAGNOSIS (Elective - II)
(2012 Pattern)
Time : 3 Hours] [Max. Marks : 70
Instructions to the candidates:
1) Answers should be written in same answer book.
2) Neat diagram must be drawn wherever necessary.
3) Assume suitable data, if necessary.
4) Use of electronic pocket calculator is allowed.
Q3) a) Explain the role of additive mathematical modeling in fault analysis. [5]
b) Explain in brief the stability analysis in fault analysis. [5]
OR
Q4) a) Write a short note on bath tub curve. [5]
b) Explain the reliability function. [5]
Q7) a) Which are the different faults? Explain any one in detail. [10]
b) Write a short note on linearly dependent column. [6]
P.T.O.
OR
Q8) a) Explain with example the exhaustive tests. [8]
b) Explain in detail pseudorandom tests. [8]
Q9) a) Enlist the modern strategies in FDD. Explain any one with example.[10]
b) Explain the application of fuzzy logic in FDD. [8]
OR
Q10)a) Write a short note on statistical testing of residual generators. [10]
b) Explain the application of neural networks in FDD. [8]
yyy
[4859] - 1104 2
Total No. of Questions : 11] SEAT No. :
P1889 [4859]-1105
[Total No. of Pages : 3
B.E. (Automobile)
AUTOMOTIVE REFRIGERATION AND AIR CONDITIONING
(2012 Course) (Semester - I)
1
Time : 2 Hours] [Max. Marks : 70
2
Instructions to the candidates:
1) Figures to the right side indicate full marks.
2) Use of steam tables, slide rule, electronic calculator, and psychrometric chart is
allowed.
3) Assume suitable data if necessary.
4) Solve 6 questions 1 or 2,3 or 4,5 or 6,7 or 8,9 or 10,& 11 is compulosry.
P.T.O.
Q5) What are various ducts? Which is mostly use in A/C system? Why? [6]
OR
Q6) Enlist various air distribution modes and explain any one of them. [6]
[4859]-1105 2
Q10) a) In an ambulance AC system all outside air is supplied as per medical
requirement following data is noted [12]
Find
i) Apparatus Dew point
ggg
[4859]-1105 3
Total No. of Questions : 9] SEAT No. :
P1890 [4859]-1106
[Total No. of Pages : 2
B.E. (Automobile)
AUTOMOTIVE CHASSIS AND SYSTEMS
(2012 Course) (Semester-I)
Time : 21/2 Hours] [Max. Marks : 70
Instructions to the candidates:
1) Neat diagrams must be drawn wherever necessary.
2) Figures to the right indicate full marks.
3) Assume suitable data, if necessary.
Q1) What do you mean by steering geometry? Explain the procedure for checking
front wheel geometry. [8]
Q3) Explain different types of tyre wear and also causes of tyre wear. [6]
Q4) a) Write the function and requirements of braking systems. Enlist different
types of brakes and explain any one. [10]
b) Explain with the help of neat sketch hydraulic braking system. [8]
OR
Q6) a) Draw the simple layout of ESP system. Explain its operation. [8]
b) What is role of safety system in Automobile and requirements of safety
systems? [8]
OR
P.T.O.
Q7) a) Explain active safety and passive safety. Also enlist types of active and
passive safety. [8]
b) What are the latest trends in traffic system for improve road safety. [8]
Q8) a) Draw the simple lay out of vehicle chassis and show the location of all
the components. [8]
b) What are the different causes of chassis failure. Explain in details. [8]
OR
[4859]-1106 2
Total No. of Questions : 10] SEAT No. :
i) Coefficient of damping
OR
Q3) a) Completely balanced rotating machine have four masses 50, 30, 20,
40kg with radius 0.1m, 0.1m, 0.2m & 0.2m respectively at distance
1m from each other. Draw force & couple polygon. [6]
P.T.O.
OR
Q4) a) In spring mass damper system m = 10kg, k = 16kN/m & C = 1600
Ns/m. The mass is displaced 0.1m & released with velocity of 2 m/s
in the return motion find, [6]
i) Circular frequency
ii) Damping factor
iii) Displacement after 1/100 sec.
b) Why balancing is necessary. [4]
[4859]-1107 2
Transmission Data:
Gear 1 2 3 4 5
Inertia 1.3 0.9 0.7 0.5 0.3
Ratio 4.28 2.79 1.83 1.36 1.00
K 0.966 0.967 0.972 0.973 0.970
Q8) a) Consider a truck with weight 3000 kg. braking from 100 km speed on
level surface which develope brake force of 1000 N. Find out. [10]
i) Deacceleration
xxxx
[4859]-1107 3
Total No. of Questions : 10] SEAT No. :
Q1) a) What two applications of CFD are being used in power generation industry?
What kind of data is collected and how this is useful in increasing efficiency
in power generation? [6]
b) What is the future of CFD? [4]
OR
Q2) a) Write the equation that defines substantial derivative for the transport of
temperature in terms of the local acceleration derivative and the advection
derivative of the temperature. [6]
b) Obtain the general analytical solution for Laplace equation for one
dimensional case. [4]
P.T.O.
Q6) a) A bar having temperature on the left hand boundary is taken to be 100° C
and right hand side boundary is insulated so the heat flux across it is 0.
The heat is lost to surrounding by convective heat transfer. Solve the
matrix equation for the matrix given below by TDMA. [10]
20 5 0 0 0 ¯ 01¯ 1100¯
¡ °¡ ° ¡ °
¡5 15 5 0 0 ° ¡ 02° ¡ 100 °
¡ °¡ ° ¡ °
¡ 0 5 15 5 0 ° ¡ 03° ¡ 100 °
¡ °¡ ° ¡ °
¡0 0 5 15 5° ¡ 04° ¡ 100 °
¡ °¡ ° ¡ °
¡0 ¡ °
0 5 10 °± ¡¢ 05°± ¢¡ 100 °±°
° ¡
¢¡ 0
Q7) a) Derive the 2D convection diffusion equation with suitable application. [8]
b) Write a short note on : [8]
i) Upwind differencing scheme
ii) Central differencing scheme
OR
Q8) a) What is predictor corrector method of finite volume method? [8]
b) Write an algorithm for PISO. [8]
OR
Q10)Write a short note on (any three) : [18]
a) Different types of three dimensional meshing
b) Practical guidelines for CFD simulation processes
c) Enlist CFD softwares and steps involved for solving problem
d) k-e method
ddd
[4859]-1108 -2-
Total No. of Questions : 08] SEAT No. :
P1891 [4859]-1109
[Total No. of Pages :5
Q1) a) Describe in detail the steps involved in solving structural problem. [6]
b) Detemine the nodal displacement and stresses in each element as shown
in figure 1.1. Consider the force P=400 KN. [8]
Given: A1=2400 mm2 A2=1200 mm2
L1=300 mm L2=400 mm
c) Using area coordinate derive the shape function for CST element. [6]
OR
P.T.O.
Q2) a) Describe in detail the concept of Choleskeys decomposition, and banded
skyline solutions to solve the simultaneous equations in matrix form.[6]
b) Determine the extension of the bar as shown in figure 2.1. Consider two
elements and E=2×105 N/mm2. [8]
c) Evaluate the shape function N1 N2 & N3 at the interior point P for triangular
element shown in figure 2.2. [6]
[4859]-1109 2
Q3) a) Write a short note (Any two): [8]
i) Jacobian matrix
ii) Submodeling
b) Evaluate the integrals using two point Gaussian quadrature.(5 marks each).[10]
1
I= ∫−1 (3 − x)dx
x
i)
5 1
ii) I= ∫ 3 dx
x
OR
Q4) a) Derive shape function for 8 nodded rectangular serendipity element. [8]
b) The iso-parametric shape functions for CST element as shown in figure
4.1 are given as N1= ζ , N2=η , and N3=1- ζ -η . Evaluate shape functions
at interior point P. Also, if temperatures at node 1,2 and 3 are 25º, 30º,
and 50º respectively, evaluation the temperature at the interior point P.[10]
1 2 2
2 5 3
3 3 10
P 3 6
Figure 4.1
[4859]-1109 3
Q5) a) Derive elements stiffness matrix formulation for one dimensional steady
state Heat Conduction problems. [8]
b) A composite wall consists of three materials as shown in figure 5.1. The
outer temperature in T0=20º C. Convection heat transfer takes place on
the inner surface of the wall with T ∞ =800º C and h=25 W/m2. ºC.
Determine the temperature distribution in the wall. [8]
OR
Q6) The fin shown in figure 6.1 is insulated on the perimeter. The left end has a
constant temperature of 100ºC. A positive heat flux of q=5000W/m2. Acts on
the right end. Let Kxx=6W/(mºC) and cross sectional area A=0.1 m2. Determine
the temperatures at L/4, L/2, 3L/4, and L where L=0.4m. [16]
[4859]-1109 4
Q7) a) Explain the difference between lumped mass matrix and consistent mass
matrix. [8]
b) For bar element shown in figure 7.1 with length L=2.5 m, E=210 GPa,
ρ = 7850 kg/m3. Determine the first two natural frequencies by using
lumped mass Matrix. Consider two elements. [8]
e ρAl ⎡1 0⎤
Lumped Mass Matrix [m ] = 2 ⎢0 1⎥
⎣ ⎦
OR
Q8) a) Types of error in FEA & explain mesh refinement used in adaptive mesh
refinement process. [8]
b) Obtain the first non-zero natural frequency using consistence mass matrix
of vibration for a uniform rod by FEM with two elements. Consider L=2
m, E=200 GPa, ρ =7850kg/m3 [8]
e ρAl ⎡1 2⎤
Consistence Mass Matrix [m ] = 6 ⎢2 1⎥
⎣ ⎦
ggg
[4859]-1109 5
Total No. of Questions : 10] SEAT No. :
Q1) a) The end points for line L1 are P1 (2,3,5) and P2 (4,6,2) . The end
points for line L2 are P3 (5,8,9) and P4 (1,11,2), Find. [6]
i) Parametric eqn of the lines
ii) Are the two lines parallel or perpendicular?
iii) The co - ordinates of the point of intersection, if any
b) Write a short note on transformation matrix for Isometric projections.[4]
OR
Q2) a) A triangle PQR with vertices P (2,5), Q (6,7) and R (2,7) is to be reflected
about a line 2y = x + 6 Determine: [6]
i) Concatenated matrix
ii) The Co - ordinates of the matrices for the reflected triangle.
b) Explain constructive solid geometry in detail. [4]
P.T.O
b) Fig. shows three springs having stiffness 10,20 and 40 N/mm, connected
in parallel. One end of Assembly is fixed and a force of 700N is applied
at the other end. Using finite Element Method determine the deflection of
individual springs. [6]
OR
Q4) A stepped bimetallic bar made of Aluminium (E = 70 × 103 N/mm2) and steel
(200×103N/mm) is subjected to an axial load of 200KN, as shown in fig. using
the finite element method.
Determine:
i) Nodal displacement
[10]
Q5) a) Write a manual part program for drilling and milling an L - Bracket as
shown in fig. Assume a 5 mm diameter milling cutter. Feed rate 480 mm/
min. and necessary drill sizes for drilling with a spindle speed of 1600
rpm. The tool position in the z direction is manually controlled.
[12]
[4859] - 1110 2
b) What are the two types of Adaptive control? Describe with neat sketch.[6]
OR
Q6) a) Write a manual part program for machining the components shown in
figure. Use roughing and finishing cycles for part programming assume
spindle speed as 200 rpm and feed rate 0.5 mm/rev
[12]
b) What are the steps involved in Integration of CAD, NC and CAM. [6]
Q7) a) Following table shows the operations required for the different parts of
a product.
Part 1 2 3 4 5 6
required
Prepare the incidence matrix and group the parts with respect to operations
required. (Using clustering method). [8]
OR
b) Explain Geneva Mechanism with neat sketch & state its application. [8]
[4859] - 1110 3
Q9) a) What is Robot? Explain different joints used in robot with neat sketch.[8]
b) Compare electric, Hydraulic & Pneumatic actuator on the basis of
i) Pay load capacity
ii) Accuracy & Precision
iii) Ease of control
iv) Compactness [8]
OR
Q10)a) Explain different types of drives used in robot. [8]
b) Write short note on. [8]
i) Cartesian configuration robot.
ii) Cylindrical configuration robot.
M M M
[4859] - 1110 4
Total No. of Questions : 10] SEAT No. :
Q1) a) What are the components of an electric vehicle? Give advantages and
disadvantages of electric vehicles. [5]
OR
P.T.O.
OR
Q5) a) Explain charging and discharging of Lead Acid Battery with its chemical
reaction. [8]
i) Battery Ratings
OR
Q6) a) Enlist the different types of battery failures. Explain each one in detail.
[8]
i) Battery Performance
Q7) a) With neat sketch explain Proton Exchange Membrane (PEM) fuel cell.
[9]
OR
Q8) a) With neat sketch explain molten carbonate fuel cell. [9]
b) Explain fuel cell electric vehicle with neat layout? Also give the
advantages of the same. [9]
[4859]-1111 2
Q9) a) With the help of neat sketch explain the ultra high speed flywheel as an
energy storage device. [8]
xxxx
[4859]-1111 3
Total No. of Questions :10] SEAT No. :
P1892 [4859]-1112
[Total No. of Pages :2
B.E. (Automobile)
AUTOMOTIVE MATERIALS
(2012 Pattern) (End- Sem) (Semester - I) (416492 B) (Elective - II)
Time :2 hrs 30 min] [Max. Marks :70
Instructions to the candidates:
1) Neat diagrams must be drawn wherever necessary.
2) Assume suitable data, if necessary.
3) Solve Q. 1 or Q. 2, Q. 3 or Q.4, Q. 5 or Q. 6, Q. 7 or Q. 8, Q. 9 or Q. 10.
Q1) a) Explain the selection criteria for shape factor, elastic-extrusion in detail
with application. [5]
b) Draw material property chart for modulus fracture & explain in detail.[5]
OR
Q2) a) Explain significance of material property chart and its application for
material selection. [5]
b) Explain selection criteria for bending and twisting with its application in
automobile. [5]
OR
Q5) a) Explain Thermal spraying in detail and also write the advantages and
disadvantages. [8]
b) Write the names of different methods of mechanical surface treatment &
explain any one in detail. [8]
OR
P.T.O.
Q6) a) Explain diamond coating with neat sketch & also write the advantages &
disadvantages of it. [8]
Q7) a) Write the advantages & disadvantages of dual phase steel with
applications. [8]
OR
Q8) a) Explain the modern material - metallic glass with advantages and
applications for automotive purpose. [8]
Q9) a) Explain the material selection criteria for cylinder block and justify the
answer. [9]
OR
Q10)a) What is the selection criteria for the cylinder head material & justify your
answer. [9]
EEE
[4859]-1112 2
Total No. of Questions : 10] SEAT No. :
Q1) a) What are the effects of temperature & pressure on hydraulic fluids.
Explain in details? [6]
b) Draw and explain quick acting coupling. [4]
OR
Q2) a) Describe the construction of hoses with a diagram & Explain function of
each element. [6]
b) Differentiate between positive & Non-Positive displacement pump [4]
P.T.O.
OR
Q6) a) Explain the Hydraulic clamping circuit using pressure sequencing valve.[8]
b) Analyse the circuit. [8]
Q7) a) Write short note on 'lubrications mufflers and dryers' for pneumatics
system. [8]
b) A hydraulic system consists of Two cylinders required to be operate as
per following sequences. [8]
i) Cylinder A Extends ii) Cylinder B Extends
iii) Cylinder A Retracts iv) Cylinder B Retracts
Develop Pneumatics circuits using pilot operated 4/2 DCV and roller
operated valve
OR
Q8) a) Write short note on (any two) [8]
i) Solenoid operated DCV
ii) Sequence valve
iii) Unloading valve
b) Explain selection criteria for compressor. [8]
ddd
[4859]-1113 -2-
Total No. of Questions : 12] SEAT No. :
SECTION - I
Q1) a) Name and draw the various types of drives used in automobile. Discuss
the relative advantages and disadvantages of each drive over other.[10]
OR
Q2) a) Explain with neat sketch semi-floating type, full-floating type rear axle.
[10]
P.T.O.
OR
Q4) a) What is the necessity of gearbox at all in the automobile when the
engine speed can be varied by means of an accelerator? Explain. [8]
i) Caster
ii) Camber
v) Scrub radius
b) Draw the layout of air suspension system and explain its working
principle. [8]
OR
Q6) a) Explain with neat sketch construction and working of power steering
used in modern automobiles. [10]
b) Explain with neat sketch master cylinder used in hydraulic brakes. [8]
SECTION - II
Q7) a) Explain what do you understand by active safety and passive safety
system in automobile. What are the components of it? [8]
[4859]-1114 2
OR
i) Crashworthiness structure
Q9) a) Explain the following tests carried out for vehicle. [10]
i) Crash test
ii) Emission test
b) Why stability of vehicle is important? Justify. [6]
OR
Q10)a) How performance of vehicle can be improved? What are various vehicle
Performance parameters? Explain. [10]
b) Describe various types of road test tracks for testing of vehicles. [6]
Q11)a) How tractors are specified? Explain light and medium duty tractors.[8]
b) Draw and explain various types of multi-axle vehicle layout [10]
OR
Q12)a) Explain constructional details of transport vehicle. [8]
b) Draw and explain layout of tanker and dumper. [10]
xxxx
[4859]-1114 3
Total No. of Questions : 12]
SEAT No. :
P4426 [Total No. of Pages : 3
[4859]-1115
B.E. (Mechanical Sandwich)
Power Plant Engineering
(2012 Pattern) (Self Study - IV)
Time : 3 Hours] [Max. Marks : 100
Instructions to the candidates:
1) Answer any three from section 1 and 2.
2) Neat diagram must be drawn wherever necessary.
3) Figures to the right indicate full marks.
4) Use of logarithmic tables slide rule. mollier charts, electronic pocket
calculator and steam tables is allowed.
5) Assume suitable data, if necessary.
SECTION - I
Q1) a) A steam turbine receives steam at 15 bar and 350°C and exhaust to
condenser at 0.06 bar .Determine the thermal efficiency .Specific steam
consumption and work ratio of ideal Rankine cycle [8]
b) Explain the device which is used to find calorific value of liquid fuel. [8]
OR
Q2) a) A steam turbine receives steam at 20 bar and 400°C and exhaust to
condenser at 0.06 bar. Determine the thermal efficiency , Specific steam
consumption and work ratio of ideal Rankine cycle. [8]
b) Explain the Boys gas calorimeter to find calorific value of gaseous fuel.[8]
b) Explain with neat sketch Benson boiler. What are the advantages of
Benson boiler. [8]
OR
P.T.O.
Q4) a) Explain with neat sketch Velox boiler. What are the advantages of Velox
boiler. [8]
b) Explain various methods of treatment of feed water. [5]
c) Compare induced draught and forced draught system. [4]
Q5) a) Discuss the parameters on which the selection of site for hydraulic power
plant depend. [6]
b) Give comparison of hydraulic turbine. [6]
c) What do you mean by spillway? What are various types? [5]
OR
Q6) a) Explain with neat sketch pumped storage plant. [6]
b) On what basis you will select Francis, Pelton and Kaplan turbine for
particular site. [6]
c) What do you mean by draft tube? What are the various types of draft
tube? [5]
SECTION - II
Q7) a) Explain with neat sketch BWR power plant. [6]
b) What do you mean by radioactive decays and radioisotopes. [6]
c) What is heat rate and incremental heat rate. [5]
OR
Q8) a) Differentiate between PWR and BWR. [6]
b) Discuss various factors while selecting a site for nuclear power plant.[6]
c) Differentiate between uncontrolled and controlled chain reaction. [5]
[4859]-1115 2
Q10)a) What is regeneration? How it improves efficiency of open cycle gas
turbine plant. [6]
b) Explain fuel cell power plant. [6]
c) What are the limitations solar thermal, and wind power plant. [5]
Q11)a) Explain what you understand by base load and peaking load. Why are
base load plants loaded heavily? [6]
b) Explain the effect of load factor on the cost of electricity generated. [4]
c) What do you understand by depreciation? How is the depreciation rate
determined? [6]
OR
Q12)a) Explain the following.
i) Demand factor
ii) Average load
iii) Diversity factor [6]
b) How is load duration curve constructed. [4]
c) A 2000 MW thermal power station supplied power to asystem having
maximum and minimum demand of 1900 MW and 1200 MW respectively
in a year. By assuming load duration curve to be strauight line over year,
calculate i) Load factor ii) Capacity factor iii) Reserve factor. [6]
mmm
[4859]-1115 3