Switch Gear In a single bus-bar system there will be complete shut down when fault occurs with respect to earthing two or more faults occur simultaneously fault occurs on neutral line fault occurs on the bus itself fault occurs with respect to earthing two or more faults occur simultaneously fault occurs on neutral line fault occurs on the bus itself ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to lubricate the contacts extinguish the arc insulate the contacts from switch body None of these All of these lubricate the contacts extinguish the arc insulate the contacts from switch body None of these All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The information to the circuit breaker under fault conditions is provided by rewirable fuse H.R.'only relay All of these rewirable fuse H.R.'only relay All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of two single phase motors running in parallel single phase motors only three phase motors two phase motors only two single phase motors running in parallel single phase motors only three phase motors two phase motors only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The device that detects the fault in a power system is relay None of these isolator circuit breaker relay None of these isolator circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse performs None of these circuit interruption function only detection function only both detection and interruption functions None of these circuit interruption function only detection function only both detection and interruption functions ANSWER DOWNLOAD EXAMIANS APP
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