Switch Gear series reactors should have low impedance low resistance high resistance high impedance low impedance low resistance high resistance high impedance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker must perform the duty of opening the faulty circuit and breaking the fault current being closed on to a fault carrying fault current for a short time All of these opening the faulty circuit and breaking the fault current being closed on to a fault carrying fault current for a short time All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The voltage appearing across the contacts after opening of the circuit breaker is called surge voltage operating voltage recovery voltage arc voltage surge voltage operating voltage recovery voltage arc voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of three phase motors single phase motors only two phase motors only two single phase motors running in parallel three phase motors single phase motors only two phase motors only two single phase motors running in parallel ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the fault occurs near the impedance relay, the V/ I ratio will be constant for all distances Lower than that of if fault occurs away from the relay None of these higher than that of if fault occurs away from the relay constant for all distances Lower than that of if fault occurs away from the relay None of these higher than that of if fault occurs away from the relay ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating coil is supplied through power transformer current transformer fuse None of these power transformer current transformer fuse None of these ANSWER DOWNLOAD EXAMIANS APP
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