Switch Gear When the circuit breaker operates under fault conditions, the greatest noise is produced in air-blast circuit breaker vaccum circuit breaker oil circuit breaker sf6 circuit breaker air-blast circuit breaker vaccum circuit breaker oil circuit breaker sf6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Back up protection is generally used for protection against short-circuit faults only open-circuit faults only both open and short-circuit faults None of these short-circuit faults only open-circuit faults only both open and short-circuit faults None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear With which of the following, a circuit breaker must be equipped for remote operation ? None of these time-delay trip shunt trip inverse time trip None of these time-delay trip shunt trip inverse time trip ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse is a current controlling device current limiting device protective device None of these current controlling device current limiting device protective device None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always In phase with the arc current leading the arc current by 90° lagging the arc current by 90° None of these In phase with the arc current leading the arc current by 90° lagging the arc current by 90° None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Dc shunt relays are made of few turns of thick wire few turns of thin wire many turns of thin wire many turns of thick wire few turns of thick wire few turns of thin wire many turns of thin wire many turns of thick wire ANSWER DOWNLOAD EXAMIANS APP
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