Switch Gear The single phasing relays are used for the protection of two phase motors only three phase motors two single phase motors running in parallel single phase motors only two phase motors only three phase motors two single phase motors running in parallel single phase motors only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To limit short-circuit current in a power system are used earth wires isolators reactors H.R. fuses earth wires isolators reactors H.R. fuses ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the same power, the least size is of oil circuit breaker vaccum circuit breaker air-blast circuit breaker sf6 circuit breaker oil circuit breaker vaccum circuit breaker air-blast circuit breaker sf6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breaker is used for short duty intermittent duty repeated duty over currents short duty intermittent duty repeated duty over currents ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The device that detects the fault in a power system is relay isolator circuit breaker None of these relay isolator circuit breaker None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse in a motor circuit provides protection against open circuit, short-circuit and overload None of these overload short-circuit and overload open circuit, short-circuit and overload None of these overload short-circuit and overload ANSWER DOWNLOAD EXAMIANS APP