Switch Gear series reactors should have high resistance low resistance low impedance high impedance high resistance low resistance low impedance high impedance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The making capacity of a circuit breaker is equal to None of these √2 × symmetrical breaking capacity 2.55 × symmetrical breaking capacity √3 × symmetrical breaking capacity None of these √2 × symmetrical breaking capacity 2.55 × symmetrical breaking capacity √3 × symmetrical breaking capacity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The pick-up current of a relay is 7.5 A and the fault current in relay is 30 A. Its plug-setting multiplier (P.S.M.) is 2 6 4 8 2 6 4 8 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To reduce short circuit fault currents......... are used. resistors reactors capacitors None of these resistors reactors capacitors None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Series capacitors are used to improve line voltage compensate for line capacitive reactance None of these compensate for line inductive reactance improve line voltage compensate for line capacitive reactance None of these compensate for line inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For which of the following protection from negative sequence currents is provided ? Transmission line Generators Motors Transformers Transmission line Generators Motors Transformers ANSWER DOWNLOAD EXAMIANS APP
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