Switch Gear In a circuit breaker the time duration from the instant of the fault to extinction of arc is known as clearing time lead time operation time lag time clearing time lead time operation time lag time ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Most of the relays on service on electric power system are electronic relays None of these thermal relays electro-mechanical relays electronic relays None of these thermal relays electro-mechanical relays ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The voltage appearing across the contacts after opening of the circuit breaker is called arc voltage recovery voltage operating voltage surge voltage arc voltage recovery voltage operating voltage surge voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating speed depends upon the spring tension All of these the rate of flux built up armature core air gap the spring tension All of these the rate of flux built up armature core air gap ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When the circuit breaker operates under fault conditions, the greatest noise is produced in sf6 circuit breaker vaccum circuit breaker oil circuit breaker air-blast circuit breaker sf6 circuit breaker vaccum circuit breaker oil circuit breaker air-blast circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An isolator is designed to open a circuit under full load no load normal conditions None of these full load no load normal conditions None of these ANSWER DOWNLOAD EXAMIANS APP