Switch Gear For interrupting of high voltage and low current, the circuit breaker prefered is oil circuit breaker air-blast circuit breaker vaccum circuit breaker all are correct oil circuit breaker air-blast circuit breaker vaccum circuit breaker all are correct ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rated secondary current of current transformer for relays is generally 5 A 20 A 30 A 10 A 5 A 20 A 30 A 10 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Wave trap is used to trap waves of None of these power frequencies either of the above higher frequencies entering generator or transformer units None of these power frequencies either of the above higher frequencies entering generator or transformer units ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fuse rating is expressed in terms of kVA current voltage VAR kVA current voltage VAR ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a fuse is about 0.002 sec 0.8 sec 1.5 sec 1 sec 0.002 sec 0.8 sec 1.5 sec 1 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always leading the arc current by 90° In phase with the arc current lagging the arc current by 90° None of these leading the arc current by 90° In phase with the arc current lagging the arc current by 90° None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS