D.C. shunt relays are made of_____________?

Related Mcqs:

Thermal circuit breaker has____________?

A. delayed trip action B. instantaneous trip action C. both of the above D. none of the above...

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...

A fuse in a motor circuit provides protection against__________?

A. overload B. short-circuit and overload C. open circuit, short-circuit and overload D. none of the above...