Switch Gear An efficient and a well designed protective relaying should have high speed and selectivity economy and simplicity good selectivity and reliability All of these high speed and selectivity economy and simplicity good selectivity and reliability All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse element is generally made of steel silver iron brass steel silver iron brass ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Distance relays are generally split-phase relays none of these impedance relays reactance relays split-phase relays none of these impedance relays reactance relays ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To limit short-circuit current in a power system are used reactors H.R. fuses earth wires isolators reactors H.R. fuses earth wires isolators ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the fault occurs near the impedance relay, the V/ I ratio will be 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 constant for all distances higher than that of if fault occurs away from the relay ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breaker is used for over currents intermittent duty short duty repeated duty over currents intermittent duty short duty repeated duty ANSWER DOWNLOAD EXAMIANS APP