Switch Gear Minimum arcing voltage will be least in case of graphite tungsten carbon silver graphite tungsten carbon silver ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For interrupting of high voltage and low current, the circuit breaker prefered is oil circuit breaker all are correct air-blast circuit breaker vaccum circuit breaker oil circuit breaker all are correct air-blast circuit breaker vaccum circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear With which of the following, a circuit breaker must be equipped for remote operation ? inverse time trip shunt trip None of these time-delay trip inverse time trip shunt trip None of these time-delay trip ANSWER DOWNLOAD EXAMIANS APP
Switch Gear series reactors should have high impedance high resistance low resistance low impedance high impedance high resistance low resistance low impedance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Most of the relays on service on electric power system are electro-mechanical relays None of these electronic relays thermal relays electro-mechanical relays None of these electronic relays thermal relays ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Back up protection is generally used for protection against both open and short-circuit faults open-circuit faults only short-circuit faults only None of these both open and short-circuit faults open-circuit faults only short-circuit faults only None of these ANSWER DOWNLOAD EXAMIANS APP