Switch Gear The single phasing relays are used for the protection of two single phase motors running in parallel two phase motors only single phase motors only three phase motors two single phase motors running in parallel two phase motors only single phase motors only three phase motors ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a fuse is about 0.8 sec 1 sec 0.002 sec 1.5 sec 0.8 sec 1 sec 0.002 sec 1.5 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Circuit breakers usually operate under transient state of short circuit current after dc component has ceased sub-transient state of short circuit current steady state of short circuit current transient state of short circuit current after dc component has ceased sub-transient state of short circuit current steady state of short circuit current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the fault occurs near the impedance relay, the V/ I ratio will be constant for all distances higher than that of if fault occurs away from the relay Lower than that of if fault occurs away from the relay None of these constant for all distances higher than that of if fault occurs away from the relay Lower than that of if fault occurs away from the relay None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Breaking capacity of a circuit breaker is usually expressed in terms of amperes volts Mw MVA amperes volts Mw MVA ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Minimum arcing voltage will be least in case of carbon silver tungsten graphite carbon silver tungsten graphite ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS