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    Assignment - 2 Industrial Electrical System 2 MARK (ALL 20)

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    s elantamizhan
    This document contains an assignment on industrial electrical systems with 20 multiple choice questions worth 2 marks each and 16 questions worth 16 marks in total requiring longer explanations. The questions cover topics like commercial wiring systems, calculating wire sizing and load, commercial installation requirements, lighting design considerations, different types of lamps and their uses, illumination factors, and components of electrical distribution systems.

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    Assignment - 2 Industrial Electrical System 2 MARK (ALL 20)

    Uploaded by

    s elantamizhan
    24 views2 pages
    This document contains an assignment on industrial electrical systems with 20 multiple choice questions worth 2 marks each and 16 questions worth 16 marks in total requiring longer explanations. The questions cover topics like commercial wiring systems, calculating wire sizing and load, commercial installation requirements, lighting design considerations, different types of lamps and their uses, illumination factors, and components of electrical distribution systems.

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    This document contains an assignment on industrial electrical systems with 20 multiple choice questions worth 2 marks each and 16 questions worth 16 marks in total requiring longer explanations. The questions cover topics like commercial wiring systems, calculating wire sizing and load, commercial installation requirements, lighting design considerations, different types of lamps and their uses, illumination factors, and components of electrical distribution systems.

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    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd
    Download as docx, pdf, or txt
    24 views2 pages

    Assignment - 2 Industrial Electrical System 2 MARK (ALL 20)

    Uploaded by

    s elantamizhan
    This document contains an assignment on industrial electrical systems with 20 multiple choice questions worth 2 marks each and 16 questions worth 16 marks in total requiring longer explanations. The questions cover topics like commercial wiring systems, calculating wire sizing and load, commercial installation requirements, lighting design considerations, different types of lamps and their uses, illumination factors, and components of electrical distribution systems.

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    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd
    Download as docx, pdf, or txt
    of 2

    ASSIGNMENT -2

    INDUSTRIAL ELECTRICAL SYSTEM

    2 MARK(ALL 20)

    1. Classify the commercial wiring system.


    2. Write the formula for calculating load and size of wires.
    3. What are the requirements of commercial installation systems?
    4. What are the guide lines for installation systems?
    5. Different protection devices used for commercial systems?
    6. Define luminous efficiency.
    7. State the different types of electrical lamps used for illumination.
    8. Mention any two uses of flood lightning.
    9. Define waste light factor.
    10. Define utilisation factor in the design of the lightning scheme.
    11. What are the characteristics of good illumination?
    12. What are the factors which affect the correct illumination?
    13. What are the factors to be considered in the design of a lighting scheme?
    14. What do you mean by direct lighting?
    15. What do you mean by semi-direct lighting?
    16. What is Light?
    17. What is Lumen?
    18. What is Luminous Intensity?
    19. What are Foot-candle and Meter-candle?
    20. Which material is mostly used for the filament of incandescent lamps and why?

    16 MARKS(FOLLOW SPLIT UP)

    1. Explain types of residential and commercial wiring systems


    2. Explain the general rules and guidelines for installation.
    3. What are the three types of wiring connection in commercial wiring?
    4. How will you determine the number of circuit required in a house wiring installation?
    5. Explain selection and sizing of components in wiring system.
    6. How do you measure earth wire and explain in detail?
    7. How do you decide lighting scheme and number of lamps?
    8. What are the requirements of commercial installation?
    9. Describe the construction and working of fluorescent lamp with a neat circuit diagram.
    10. State and explain laws of illumination.
    11. Explain with sketch the principle and operation of incandescent lamp and enumerates its
    advantages and disadvantages.
    12. Draw and explain the operation of sodium vapour lamp with neat diagram and enumerate
    its advantages and disadvantages.
    13. Give the advantages & disadvantages of high pressure mercury vapor lamps over filament
    lamps
    14. What are the terms used in illumination?
    15. Explain about PCC and MCC panels.
    16. What are the types of compensation?
    1913101 – 1913109 1,2,9
    1913110-1913118 3,4,10
    1913121-1913128 5,6,11
    1913129-1913136 7,8,12
    1913137-1913144 1,3,13
    1913145-2013902 2,4,14
    2013903-2013911 5,7,15
    2013912-2213501 6,8,16

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