Switch Gear The transient voltage that appears across the contacts at the instant of arc extinction is called recovery voltage supply voltage peak voltage restriking voltage recovery voltage supply voltage peak voltage restriking voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When transmission line is energized, the wave that propagates on it is voltage wave only both current wave and voltage wave power factor wave only current wave only voltage wave only both current wave and voltage wave power factor wave only current wave only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always lagging the arc current by 90° leading the arc current by 90° None of these In phase with the arc current lagging the arc current by 90° leading the arc current by 90° None of these In phase with the arc current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An isolator is installed generally on both sides of a circuit breaker as a substitute for circuit breaker always independent of the position of circuit breaker to operate the relay of circuit breaker generally on both sides of a circuit breaker as a substitute for circuit breaker always independent of the position of circuit breaker to operate the relay of circuit breaker 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 4 8 2 6 4 8 2 6 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse element is generally made of iron brass silver steel iron brass silver steel ANSWER DOWNLOAD EXAMIANS APP