Switch Gear An overcurrent relay having current settling of 125% is connected to a supply circuit through a current transformer of 400/5 A. The pick-up current is 3.125 A 25 A 6.25 A 12.5 A 3.125 A 25 A 6.25 A 12.5 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To reduce short circuit fault currents......... are used. resistors capacitors reactors None of these resistors capacitors reactors None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A switchgear is device used for switching, controlling and protecting the electrical circuit and equipment switching and controlling an electrical circuit switching an electrical circuit 111 interrupting an electrical circuit switching, controlling and protecting the electrical circuit and equipment switching and controlling an electrical circuit switching an electrical circuit 111 interrupting an electrical circuit ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following circuit breakers is prefered for EHT applications ? low oil circuit breaker air break circuit breaker bulk oil circuit breaker Sf6 CB low oil circuit breaker air break circuit breaker bulk oil circuit breaker Sf6 CB ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of two phase motors only single phase motors only two single phase motors running in parallel three phase motors two phase motors only single phase motors only two single phase motors running in parallel three phase motors ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The voltage appearing across the contacts after opening of the circuit breaker is called operating voltage arc voltage surge voltage recovery voltage operating voltage arc voltage surge voltage recovery voltage ANSWER DOWNLOAD EXAMIANS APP
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