Oil switches are employed for_____________?

Related Mcqs:

With which of the following, a circuit breaker must be equipped for remote operation ?

A. Inverse time trip B. Time-delay trip C. Shunt trip D. None of the above E. All of the above...

D.C. shunt relays are made of_____________?

A. few turns of thin wire B. few turns of thick wire C. many turns of thin wire D. many turns of thick wire...

Insulation resistance of high voltage circuit breakers is more than________________?

A. 1 mega ohms B. 10 mega ohms C. 100 mega ohms D. 500 mega ohms...

Arc in a circuit breaker is interrupted at___________?

A. zero current B. maximum current C. minimum voltage D. maximum voltage...

A fuse is connected_______________?

A. in series with circuit B. in parallel with circuit C. either in series or in parallel with circuit D. none of the above...