Switch Gear An efficient and a well designed protective relaying should have All of these economy and simplicity good selectivity and reliability high speed and selectivity All of these economy and simplicity good selectivity and reliability high speed and selectivity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In a circuit breaker the time duration from the instant of the fault to extinction of arc is known as operation time clearing time lag time lead time operation time clearing time lag time lead time ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the same power, the least size is of oil circuit breaker vaccum circuit breaker sf6 circuit breaker air-blast circuit breaker oil circuit breaker vaccum circuit breaker sf6 circuit breaker air-blast circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a circuit breaker is 0.002 sec 0.05 sec 0.001 sec 0.2 sec 0.002 sec 0.05 sec 0.001 sec 0.2 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF 6 gas is lighter than air Is nontoxic has pungent small is yellow in colour is lighter than air Is nontoxic has pungent small is yellow in colour ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The information to the circuit breaker under fault conditions is provided by relay All of these H.R.'only rewirable fuse relay All of these H.R.'only rewirable fuse ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS