Switch Gear For interrupting of high voltage and low current, the circuit breaker prefered is oil circuit breaker vaccum circuit breaker air-blast circuit breaker all are correct oil circuit breaker vaccum circuit breaker air-blast circuit breaker all are correct ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the same power, the least size is of sf6 circuit breaker oil circuit breaker air-blast circuit breaker vaccum circuit breaker sf6 circuit breaker oil circuit breaker air-blast circuit breaker vaccum circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time of closing the cycle, in modern circuit breakers is 0.01 sec 0.003 sec 0.10 sec 0.001 sec 0.01 sec 0.003 sec 0.10 sec 0.001 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Wave trap is used to trap waves of power frequencies higher frequencies entering generator or transformer units either of the above None of these power frequencies higher frequencies entering generator or transformer units either of the above None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fuse rating is expressed in terms of kVA voltage current VAR kVA voltage current VAR 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 6 2 4 8 6 2 4 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS