Illumination & Wiring

MCQ – Illumination & Wiring

Results

#1. Unit of luminous intensity....?

incorrect

#2. The most efficient lamp....?

#3. Switch board is fixed at height of ..... as per IE rules?

#4. How many light points are allowed in one circuit?

#5. Batten wiring is recommended for which of the following wiring?

#6. Earthing is done for providing a path to ground:

#7. Which type of electric lamp is used in cinema projectors?

#8. High pressure mercury vapour lamp emits ....?

#9. The approximate run time of a battery lamp containing 10x0.25 W LED, running on a 6 V -6AH is...?

#10. Which of the following is a suitable copper wire for carrying a current of 50A?

#11. The colour of light depends on...?

#12. In CTS wiring, CTS stands for....?

#13. Insulating material of a cable should have....?

#14. The strongest half lap joint is....?

#15. The type of earthing suitable for sandy areas is....?

#16. The inner tube of high pressure MV lamp is....?

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