Relays can be designed to respond to changes in________________?

Related Mcqs:

Fault diverters are basically____________?

A. fuses B. relays C. fast switches D. circuit breakers...

Directional relays are based on flow of____________?

A. power B. current C. voltage wave D. all of the above...

H.R.C. fuses provide best protection against________________?

A. overload B. reverse current C. open-circuits D. short-circuits...

Which of the following circuit breakers has high reliability and minimum maintenance ?

A. Air blast circuit breakers B. Circuit breaker with SF6 gas C. Vacuum circuit breakers D. Oil circuit breakers...

The fuse rating is expressed in terms of_____________?

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