Switch Gear When a fault occur in a power system, the circuit breaker None of these is opened by remote control opens automatically is opened manually None of these is opened by remote control opens automatically is opened manually ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The main function of a fuse is to protect the line protect the appliance open the circuit prevent excessive currents None of these protect the line protect the appliance open the circuit prevent excessive currents None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Distance relays are generally impedance relays none of these reactance relays split-phase relays impedance relays none of these reactance relays split-phase relays ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fuse wire, in DC circuit, is inserted in Both positive and negative circuit negative circuit only positive circuit only None of these Both positive and negative circuit negative circuit only positive circuit only None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rating of a circuit breaker is generally determined on the basis of double line to ground fault current single line to ground fault current symmetrical fault current line to line fault current double line to ground fault current single line to ground fault current symmetrical fault current line to line fault current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The normal current in a power line is 100 A. If a short-circuit fault occurs on the line, then one can expect the short-circuit current to be 100 A 300 A 200 A more than 1000 A 100 A 300 A 200 A more than 1000 A ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS