Switch Gear The arc voltage produced in AC circuit breaker is always None of these 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° ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fuse rating is expressed in terms of current voltage VAR kVA current voltage VAR kVA ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The voltage appearing across the contacts after opening of the circuit breaker is called arc voltage surge voltage recovery voltage operating voltage arc voltage surge voltage recovery voltage operating voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When the circuit breaker operates under fault conditions, the greatest noise is produced in oil circuit breaker sf6 circuit breaker vaccum circuit breaker air-blast circuit breaker oil circuit breaker sf6 circuit breaker vaccum circuit breaker air-blast circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time of closing the cycle, in modern circuit breakers is 0.003 sec 0.10 sec 0.01 sec 0.001 sec 0.003 sec 0.10 sec 0.01 sec 0.001 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When a fault occur in a power system, the circuit breaker opens automatically is opened manually is opened by remote control None of these opens automatically is opened manually is opened by remote control None of these ANSWER DOWNLOAD EXAMIANS APP
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