REGISTERED ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION

AUGUST 2016
ENGINEERING SCIENCE AND ALLIED SUBJECTS

1. Which location may be temporarily subjected to dampness or wetness?

A. Dry B. Damp C. Moist D. Wet

2. A train running at 60kph decelerated at 2.5m/min2 for 12minutes. Find the

distance travelled in km within the period.
A.1.182 B.11.82 C.1.812 D.2.182

3. Which of the following is very reactive in its pure form?

A. Na B. He C. HCl D. CO2

4. Which of the following is an instruction that causes data to be brought from

memory into an accumulator register?
A. LOAD B. LOOP C. FETCH D. JUMP

5. Installations underground or in concrete slabs or masonry in direct contact with

earth.
A. Wet location B. Dry Location C. Damp Location D. Moist Location

6. MS-WORD is a type of?

A. System Software B. Operating System
C. Application Software D. System Software

7. What is CD-ROM?
A. Compact Disk Read Only Memory C. Compact Data Read Only Memory
B. Compatible Disk Read Only Memory D. Compatible Data Read Only Memory

8. What is the weight percentage of electrical engineering professional

subjects? A. 40 B. 35 C. 45 D. 25

9. In an ideal gas, both pressure and temperature increases to thrice the original
temperature respectively, if the original volume is Vo, then the new volume is,
A. 2Vo B.Vo C.Vo/2 D.4Vo

10. What is the interest of P 8,600 after 4 years at 12 percent simple interest
rate? A.P 4,161 B.P 4,116 C.P 4,218 D.P 4,128

11. First law of thermodynamics is also known as:

A. Conservation of Heat C. Conservation of Energy
B. Heat Transfer D. Utilization Energy

12. Find the equivalent value of a 2μF and 4μF capacitors is connected in
parallel and in series with a 3μF capacitor.
A. 3μF B. 2μF C.4μF D.5μ

13. How do you measure the voltage of a circuit element?

A. Voltmeter in series with the element
B. Voltmeter in parallel with the element
REGISTERED ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION
AUGUST 2016
ENGINEERING SCIENCE AND ALLIED SUBJECTS

C. Ammeter in parallel with the element

D. Ammeter in series with the element

14. What is the most common reinforcement for polymer composites?

A. Boron B. Ceramic C. Graphite D. Glass Fiber

15. A process in pressure is constant?

A. Isobaric B, Isochoric C. Isometric D. Isothermal

16. Section 40 of article IV of RA 7920 is the Penalty Clause, states that any
person who shall violate any of the provisions of this Act shall be guilty of
misdemeanor and shall, upon conviction, be sentenced to a fine of not less than
nor more than P50, 000 or imprisonment for a period not less than 6 months
nor more than 5 years or both at the discretion of the court.
A.P 10,000 B.P 15,000 C.P 25,000 D.P 30,000

17. According to RA 7920 the members of the BEE shall hold office for a term of
year from the date of appointment or until their successors shall have
been appointed and qualified.
A.6 B.4 C.3 D.5

18. Which doesn’t have electric charge?

A. Proton B. Electron C. Molecule D. Neutron

19. May is declared as the electrical safety month virtue of signed by

Pres. Benigno Aquino III last June 27, 2011 for the reason of informing the public
of the real reason of faulty electrical wiring.
A. RA 7920 C. Proclamation No. 183
B. Proclamation No. 193 D. RA 184

20. What is the maximum efficiency engine operated from a high temperature
reservoir to a low temperature reservoir?
A. Carnot B. Otto C. Ericson D. Bell-Coleman

21. EPIRA is RA 9136 which means .

A. Electric Power Installation Reform Act
B. Energy Power Isolation Reform Act
C. Electric Power Industry Reform Act
D. Energy Power Institution Reliability Act

22. EPIRA is RA .
A.184 B. 9136 C.9163 D.7920

23. A man pushes a 50-kg refrigerator at a distance of 15m. If the coefficient of

friction is 0.4, what is the work done by the man? Use g=9.8m/sec2.
A. 2490 J B. 7530 J C. 2940 J D. 7350 J
REGISTERED ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION
AUGUST 2016
ENGINEERING SCIENCE AND ALLIED SUBJECTS

24. A mass m is released at a height h, using conservation of energy, find the

final velocity of the mass as it hits the ground.
A. v=gh B. v=gh/2 C. v=√2gh D. v= √gh

25. A reservoir dam holds an 8.00-km2 lake behind it. Just behind the lake is
12.0m deep. What is water pressure at a point 3.0m down from the lake’s
surface?
A. 27 B. 29 C. 25 D. 24

26. Conservation of is used in collision, Explosion and the like.

A. mass B. energy C. momentum D. heat

27. The deflection beam is

A. directly proportional to the modulus of elasticity and moment of inertia.
B. inversely proportional to the modulus of elasticity and the length of the
beam cubed
C. inversely proportional to the modulus of elasticity and moment of
inertia
D. directly proportional to the load imposed and inversely proportional to
the length squared

28. A copper column of annular cross-section has an outer diameter of 15 feet,

and is subjected to a force of 45 kips. The allowable compressive stress is 300
lbf/ft². What should be the inner diameter?
A. 3.52 ft B. 5.03ft C. 4.59ft D. 5.83ft

29. How many moles are there in 21.58 g of chloroform (CHCI3)

A. 0.1608 B. 0.1806 C. 5.5352 D.5.5252

30. What is the system program used to translate directly an assembly language
to machine language called
A. Compiler B. Debugger C. Interpreter D. Assembler

31. A machine is under consideration for investment. The cost of machine is

P25,000. Each of year it operates, the machine will generate a saving of
P15,000. Given an effective annual interest of 18%, what is the discount payback
period, in year, on the investment of the machine?
A. 1.566 B. 2.233 C. 2.155 D. 2.607

32. What best defines annuity?

A. a series of equal payments occurring at equal periods of time
B. First payment does not begin until some later date.
C. value of the stock as stated on the stock certificate.
D. difference between the present value and the worth of money at some time in
the future.

33. What interest rate compounded monthly in equivalent to an invest rate of 9%

compounded quarterly?
REGISTERED ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION
AUGUST 2016
ENGINEERING SCIENCE AND ALLIED SUBJECTS

A. 9.10% B. 9% C. 9.31% D. 8.93%

34. A 20-m long extension cord made of 35 mm² THWG conductor has across-
section of 0.033 cm². What is the resistance of the cord? (p= 1.7x10 raise to -8
Ω- m)
A. 0.281 Ω B. 0.218 Ω C. 0.130 Ω D. 0.103 Ω

35. A bike worth P10, 000 is discounted now at 10%. Four months later and bike
is sold with 15% discount. How much the bike sold?
A. P 9,000 B. P 8,000 C. P 7,650 D.8, 750

36. Accumulate P6, 000 at the end of 12years at the interest rate of
10%. A. P 1,931.34 B. P18, 830.57
C. 1,911.78 D. P18, 635.09

37. Find the value P100 at the end of 2years at an interest rate of 8%
compounded quarterly.
A. 116.64 B. 116.99 C. 117.17 D. 117.29

38. Mr. Cruz borrowed P12, 000 at an interest rate of 10% per annum. Find the
lump sum that he will pay at the end of 4 years?
A. P 17,569.57 B. 8,196.16 C. 19,326.12 D. 7,451.06

39. Find the initial deposit if you want to accumulate P12, 000 at the end of
6years with an interest rate of 12%.
A. P 6,079.57 B. 6, 309.12
C. 2,918.71 D. 3,328.92

40. A truck accelerate from rest 120kph in 2 s. Find the average acceleration in
m/s².
A. 16.67 B. 60 C. 33.33 D. 8.33

41. A side (2 in) of a square is loaded in tension by force of 12kips. Determine

the normal stress in ksi in the rate of interest.
A. 5.5 B. 6 C. 2.6 D. 3

42. A price tag of P1, 450 is paid in 70 days, but if paid within 35 days, it will
have 5% discount. Find the rate of interest.
A. 52 percent B. 54 percent C. 57 percent D. 36 percent

43. A price tag of P1, 450 is paid in 70days, but if paid within 35days, it will have
a 5% discount. Find the rate of interest.
A. 52 percent B. 54 percent C. 57 percent D. 36 percent

44. The change that the system undergoes from one equilibrium state to another
is known as .
A. path B. process C. enthalpy change D. Entropy change
REGISTERED ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION
AUGUST 2016
ENGINEERING SCIENCE AND ALLIED SUBJECTS

45. What is the entropy of pure substance at the temperature of absolute zero?
A. unity B. zero C. infinity D. undefined

46. Find the amount of P30, 000 at 15% per annum after 2years.
A. P39, 675 B. P 22,685 C. P 34,500 D. 30,000

47. Find the amount of P30, 000 at 6% simple interest after 5 years.
A. P39, 000 B. P40, 000 C. P41, 000 D.P42, 000

48. What is the amount of heat needed to turn 1kg of substance at its melting
point from the solid to the liquid state?
A. Heat of fusion C. Heat of condensation
B. Heat of vaporization D. Heat of fission

49. What is the value of 11101110 base 2 to base 8?

A. 356 B. 365 C. 653 D. 635

50. A sports car is traveling at 50kph when it applies full brakes. It travels 15 ft.
before coming to a full stop. If it now travels at 150kph and applies brakes the
same way, how far does it travel before it stop?
A. 15ft B. 26ft C. 45ft D. 135 ft.

51. The center of gravity of a log, 10 ft. long and weighing 100 lb., is 4 ft. from
one end of the log. It is to be carried by two men. If one is at the heavy end, how
far from the other end does the second man have to hold the log if each is to
carry 50 lb.?
A. 2 ft. B. 4 ft. C. 5 ft. D. 6 ft.

52. For rectangular section of breadth “b” and depth “h” the section modulus is
given by:
A. z = bh3/12 B. z = bh3/6 C. z = bh2/12 D. z = bh2/6

53. Ideal fluid has:

A. no surface tension
B. no surface tension, no viscosity
C. no surface tension, no viscosity and no compressibility
D. surface tension, viscosity and compressibility

54. A thin hollow sphere of radius 10 in. and thickness 0.1 in. is subjected to an
internal pressure of 100 psig. The maximum normal stress on an element of the
sphere is
A. 5,000 psi B. 10,000 psi C. 25,000 psi D. 20,000 psi

55. The area of the shear diagram of a beam between any two points on the
beam is equal to the
A. Change in shear between the two points
B. Total shear beyond the two points
REGISTERED ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION
AUGUST 2016
ENGINEERING SCIENCE AND ALLIED SUBJECTS

C. Average moment between two points

D. Change in moment between two points

56. Carbon dioxide “snow” from a fire extinguisher puts out a fire because it
A. lowers the kindling temperature of the material
B. displaces the supply of oxygen
C. raises the kindling temperature of the material
D. cools the material below its kindling temperature

57. The rocks generally used for roofing, is

A. granite B. basalt C. slate D. trap

58. During a refrigeration cycle, heat is rejected in a:

A. evaporator B. condenser
C. compressor D. expansion valve

59. A 20-g piece of aluminum (c = 0.21 cal/g-deg C) at 90 deg C is dropped into

a cavity in a large block of ice at 0 deg C. How much ice does the aluminum
melt?
A. 6.3 g B. 3.6 g C. 7.4 g D. 4.7 g
60. Stainless steel resists corrosion due to
A. carbon B. sulfur C. chromium D. vanadium

61. A baseball is thrown with an initial velocity of 100 m/s at an angle of 30

degrees above the horizontal. How far from the throwing point will the baseball
attain its original level?
A. 799 m B. 977 m C. 884 m D. 848 m

62. A solid steel shaft 8 ft long is to transmit a torque of 20,000 ft-lb. The shear
modulus of the material is 12 x 10 6 psi, and the allowable stress is 10,000 psi.
Compute the angle of twist between the two ends of the shaft
A.1.39 degrees B. 1.93 degrees C. 1.48 degrees D. 1.84 degrees

63. The density of nitrogen is 1.25 kg/m3 at STP. Determine the density of
nitrogen at 42 deg C and 730 mm of mercury.
A. 1.04 kg/m3 B. 1.40 kg/m3 C. 0.96 kg/m3 D. 0.69 kg/m3

64. Air having an initial pressure of 1 atm, temperature of 80 deg F, and volume of
28.6 cu. ft. is compressed isentropically in a nonflow process to a final pressure
of 120 psia. The final volume in cu. ft. is nearest to
A. 15.5 B. 12.1 C. 6.2 D. 3.7

65. For churches, a general lighting load of VA/m2 shall be used.

A. 12 B. 4 C. 8 D. 2

66. The number 1010 base 2 is equivalent to decimal number .

A. 6 B. 10 C. 8 D. 12
REGISTERED ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION
AUGUST 2016
ENGINEERING SCIENCE AND ALLIED SUBJECTS

67. Absolute reference in a spreadsheet is used by inserting a sign

before the column and row. This is used for data reference in another cell.
A. period B. dollar C. semi-column D. hyphen

68. A pressure gage measure 20 kPa vacuum in a system. What is the absolute
pressure, if the atmospheric pressure is 101 kPa?
A. 121 kPa B. 51 kPa C. 81 kPa D. 91 kPa

69. Earth’s surface is part of the

A. asthenosphere B. Lithosphere
C. benthosphere D. troposphere

70. This refers to energy-consuming equipment including motors, heaters,

furnaces, light sources and other devices which utilize electric energy, for any
purpose.
A. Industrial Plant C. Processing Plant
B. Utilization Equipment D. Transformer

71. An aircraft in level flight is said to make a standard turn when it makes a
complete turn in two minutes. What is the banking angle in standard turn if
velocity is 400 fps?
A. 24 deg B. 33 deg C. 48 deg D. 55 deg

72. A pilot tube is used to measure:

A. discharge B. velocity of fluid
C. total energy of the fluid D. all of these

73. The discharge through a 75-mm diameter orifice at the bottom of a large tank
was measured be 1734 liters in 1 minute. If the head over the orifice remains
constant at 5.5m, compute the coefficient of discharge.
A. 0.84 B. 0.63 C. 0.78 D. 0.98

74. An aluminum rod of initial length 10 cm is stretched to a length of 15 cm.

Later, the same rod is compressed to 12 cm. The true strain is nearest
A. 0.75 B. 0.16 C. 0.18 D. 0.20

75. When a pressure of 2.0 MPA is applied to a sample of kerosene, it contracts

by 0.15 percent. The bulk modulus of kerosene is
A. 1.6 GPA B. 1.8 GPA C. 1.3 GPA D. 1.1 GPA

76. Which group of the periodic table is known as the alkali metals?
A. Group 1 B. Group 2 C. Group 3 D. Group 4

77. Which law states “Entropy of all perfect crystalline solids is zero at absolute
zero temperature”?
A. Zeroth Law of thermodynamicsC. Second Law of thermodynamics
B. First Law of thermodynamics D. Third Law of thermodynamics
REGISTERED ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION
AUGUST 2016
ENGINEERING SCIENCE AND ALLIED SUBJECTS

78. In galvanized iron, a lining on iron is provided with:

A. Sn B. Zn C. Cu D. Al

79. A metal cube, 2.00 cm on each side, has a density of 6600 kg/m³. Find its
apparent mass when it is totally submerged in water.
A. 58.2 g B. 52.8 g C. 48.4 g D. 44.8 g

80. Determine the moment of inertia of an equilateral triangle 6 in on a side about

an axis through its side.
A. 70.1 in ⁴ B. 23.4 in ⁴ C. 35 in ⁴ D. 46.8 in ⁴

81. (U + PV) is a quantity called

A. Flow energy B. shaft work C. entropy D. enthalpy

82. A 3HP refrigerator or heat pump operates between 0 deg F and 100 deg F.
The maximum theoretical heat that can be transferred from the cold reservoir is
nearest 0
A.7,600 BTU/hr B. 13,000 BTU/hr C. 23,000 BTU/hr D.35,000 BTU/h

83. A department store changes one and one-half percent interest per month on
credit purchases. This is equivalent to a nominal annual interest rate of
A. 15 percent B. 18 percent C. 19.6 percent D. 21 percent

84. The element that is practically insoluble in solid is known as

A. Lead B. Brass C. Boron D. Neon

85. The present worth of an obligation of P100, 000 due in 10 years if money is
worth 9 percent is nearest to
A. P100,000 B. P90,000 C. P75,000 D. P45,000

86. A company deposits P1, 000,000 every year for ten years in a bank. The
company makes no deposits during subsequent five years. If the bank pays 8
percent interest, the amount in the account at the end of 15 years is nearest to
A.P10,000,000 B. P15,000,000 C. P21,200,000 D. P 25,200,000

87. What do you call materials that do not conduct electric current?
A. Conductor B. Insulator C. Semi-conductor D. Intrinsic Material

88. A branch of physical science which deals with the state of rest or motion of
bodies under the action of forces.
A. Mechanics B. Kinetics C. Kinematics D. Statics

89. A wire or cable carrying electric current, supported by poles, tower of other
structures, but not including vertical or lateral connecting wires.
A. Transmission Line C. Conductor
B. Line Conductor D. Lateral Conductor
 REGISTERED ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION
AUGUST 2016
ENGINEERING SCIENCE AND ALLIED SUBJECTS

90. What refers to the value of an asset which is disinterested third party,
different from the buyer and seller, will determine in order to establish a price
acceptable to both parties?
A. Book value B. Market value C. Fair valueD. Franchise value

91. A general term covering on assembly or assemblies of devices for switching,

interrupting, controlling, metering of electric power.
A. Enclosure B. Switchgear
C. Switchboard D. Panel board

92. In air conditioning of aircrafts, using air as refrigerant, the cycle used is:
A. Reversed Joule Cycle C. Reverse Brayton Cycle
B. Reversed Carnot Cycle D. Reverse Otto Cycle

93. What present sum would need to be put in savings account now to provide
P10, 000 annual withdrawals for the next 50 years, if interest is 6 percent?
A. P175.620 B. P157,620 C. P262,490 D. P226,490

94. A 600N object is to be given an acceleration of 0.70m/s2. How large an

unbalanced force must act upon it?
A. 43 N B. 34 N C. 93 N D. 39N

95. The 160 lb. man stands on a spring scale resting on the floor of an elevator.
Find the scale reading if the elevator accelerates upward at 8ft/s2
A. 160 lb. B. 130 lb. C. 220 lb. D. 200 lb.

96. Find the elongation in cm of a straight bar 12m long due to its own weight if
hung. The value of modulus of elasticity of the material is unknown.
However, it is known that the modulus of rigidity is 88 GPA. Poisson’s ratio is
0.25 and density of 0.0086 kg/cm³.
A. 0.0266 cm B. 0.0662 cm
C. 0.00266 cm D. 0.00662 cm

97. The second period contains how many elements

A. 2 B. 4 C. 6 D. 8

98. Mercury cannot wet a glass tube. That is due to:

A. Cohesion B. adhesion C. surface tension D. viscosity

99. Water falling from a height of 120 ft. at the rate of 100 drives a turbine that is
directly connected to an electric generator. The generator rotates at 120 rpm.
If the total resisting torque due to friction and other losses is 250lb-ft and the
water leaves the turbine blades with a velocity of 15fps, the horsepower
developed by the generator is nearest to
A. 207 B.214 C. 221 D. 228

100. How many atoms are there per unit cell of a BCC structure?
REGISTERED ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION
AUGUST 2012
ENGINEERING SCIENCE AND ALLIED SUBJECTS

A. 1 B. 2 C. 3 D. 4