The information to the circuit breaker under fault conditions is provided by____________?

Related Mcqs:

The arcing contacts in a circuit breaker are made of______________?

A. copper tungsten alloy B. porcelain C. electrolytic copper D. aluminium alloy...

The relay operating speed depends upon_________________?

A. the spring tension B. the rate of flux built up C. armature core air gap D. all of the above...

The ground wire should not be smaller than No _________ copper

A. 2 B. 4 C. 6 D. 10...

For which of the following protection from negative sequence currents is provided ?

A. Generators B. Motors C. Transmission line D. Transformers...

A balanced 3-phase system consists of_______________?

A. zero sequence currents only B. positive sequence currents only C. negative and zero sequence currents D. zero, negative and positive sequence currents...