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Wireman Set-1
Control panel Wiring and Maintenance
21

Control panel Wiring and Maintenance MCQ with Answers

21) Which is the minimum value of insulation resistance between phase to earth terminal in electrical installation?

10 M Ohm

100 M Ohm

10 k Ohm

1 M Ohm

Answer is:

1 M Ohm

Control panel Wiring and Maintenance MCQ with Answers

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Related Control panel Wiring and Maintenance MCQ with Answers

22) Which type of fault light will glow dim and motor runs slowly in a electrical installation?

Open circuit

Earth leakage

High value series resistance fault

Short circuit

Answer is:

High value series resistance fault

23) What is the function of Residual Current Circuit Breaker in electrical Installation

Protect from short circuit

Protect from over current

Protect from open circuit

Protect from earth leakage

Answer is:

Protect from earth leakage

24) Which helps the maintenance electrician to trouble shoot a fault in control panel in absence of operation manual?

Trouble shooting flow chart

Maintenance schedule

Machine register

Machine maintenance card

Answer is:

Trouble shooting flow chart

25) Which is the full form of NE code?

National Energy Code

National Engineering Code

National Electricity Code

National employment Code

Answer is:

National Electricity Code

Control panel Wiring and Maintenance MCQ with Answers

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