The relay operating speed depends upon_________________?

Related Mcqs:

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...

When a transmission line is energized, the wave that propagates on it is____________?

A. current wave only B. voltage wave only C. Both (A) and (B) D. power factor wave only...

Which of the following is the least expensive protection for overcurrent is low voltage system ?

A. Rewireable fuse B. Isolator C. Oil circuit breaker D. Air break circuit breaker E. None of the above...

What will be the reflection co-efficient of the wave of load connected to transmission line if surge impedance of the line is equal to load ?

A. Zero B. Unity C. Infinity D. None of the above...

The fuse rating is expressed in terms of_____________?

A. current B. voltage C. VAR D. kVA...