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Wireman
Wireman Set-1
Earthing
4

Earthing MCQ with Answers

4) What is the minimum size of the copper plate electrode?

30cm to 30cm

60cm X 40cm

60cm X 50cm

60cm X 60cm

Answer is:

60cm X 60cm

Earthing MCQ with Answers

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Related Earthing MCQ with Answers

5) What will happen to the value of earth resistance, if length of the earth pipe is increased?

Remain same

Increases

Decreases

Infinity

Answer is:

Decreases

6) Which type of holder is to be earthed as per BIS?

Angle holder

Bracket holder

Battern lamp holder

Pendant lamp holder

Answer is:

Bracket holder

7) What is size of earth conductor used in power load?

8 SWG

10 SWG

14 SWG

20 SWG

Answer is:

8 SWG

8) What is the range of good earth resistance?

High resistance

Very low resistance

Medium resistance

Very high resistance

Answer is:

Very low resistance

Earthing MCQ with Answers

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