Switch Gear The transient voltage that appears across the contacts at the instant of arc extinction is called restriking voltage recovery voltage supply voltage peak voltage restriking voltage recovery voltage supply voltage peak voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A _______ is used to measure the stator % winding temperature of the generator. thermometer resistance thermometer thermocouple pyrometer thermometer resistance thermometer thermocouple pyrometer 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 8 4 6 2 8 4 6 2 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to None of these lubricate the contacts extinguish the arc All of these insulate the contacts from switch body None of these lubricate the contacts extinguish the arc All of these insulate the contacts from switch body ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Current chopping mainly occurs in air-blast circuit breaker sf 6 circuit breaker oil circuit breaker vaccum circuit breaker air-blast circuit breaker sf 6 circuit breaker oil circuit breaker vaccum circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Series capacitors are used to 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 improve line voltage ANSWER DOWNLOAD EXAMIANS APP
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