The single phasing relays are used for the protection of_____________?

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...

Circuit breakers are essentially____________?

A. current carrying contacts called electrodes B. arc extinguishers C. circuits to break the system D. transformers to isolate the two systems E. any of the above...

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...

Which of the following parameter can be neglected for a short line ?

A. Inductance B. Capacitance C. Resistance D. Reactance...

For which of the following ratings of the transformer differential protection is recommended ?

A. above 30 kVA. B. equal to and above 5 MVA C. equal to and above 25 MVA D. none of the above...