engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Power Systems Transmission and Distribution
Which of the following test is carried out to ensure the sufficient strength of insulation between two or more conductors to avoid leakage between them?
1
Testing of insulation resistance between wiring and earth
2
Testing of insulation resistance between conductors
3
Testing of polarity of single phase switch
4
Testing of earth continuity path