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Electrician Set-2
Basic wiring practice
12

Basic wiring practice MCQ with Answers

12) What is the purpose of tin coating on copper fuse wire?

Withstand high temperature

Increase the fusing factor

Prevent oxidation of copper wire

Increase the mechanical strength

Answer is:

Prevent oxidation of copper wire

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Related Basic wiring practice MCQ with Answers

13) What is the name of the four insulated conductors group?

Pair

Core

Quad

Layer

Answer is:

Quad

14) How many two way switches are required in godown wiring circuit to control four lamps

2

3

4

5

Answer is:

3

15) Why tree system of wiring most suitable for multistoryed building?

Easy load balancing

Constant voltage distribution

Offers minimum voltage drop

Easy in fault finding with many fuses

Answer is:

Easy in fault finding with many fuses

16) Which is used as a filler material for fixing screw hole on ceiling?

Paper

Nylon

Cement

Poly vinyl chloride

Answer is:

Nylon

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