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 200 A 100 A more than 1000 A 300 A 200 A 100 A more than 1000 A 300 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Dc shunt relays are made of few turns of thick wire many turns of thick wire few turns of thin wire many turns of thin wire few turns of thick wire many turns of thick wire few turns of thin wire many turns of thin wire ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker is rated as 1500 A, 1000 MVA, 33 kv, 3-second , 3- phase oil circuit breaker. The rated normal current is None of these 1500/√3 A 750 A 1500 A None of these 1500/√3 A 750 A 1500 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The torque produced in induction type relay is proportional to the current inversely proportional to the current inversely proportional to the square of the current proportional to square of the current proportional to the current inversely proportional to the current inversely proportional to the square of the current proportional to square of the current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When a fault occur in a power system, the circuit breaker None of these is opened manually opens automatically is opened by remote control None of these is opened manually opens automatically is opened by remote control ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An overcurrent relay having current settling of 125% is connected to a supply circuit through a current transformer of 400/5 A. The pick-up current is 25 A 12.5 A 3.125 A 6.25 A 25 A 12.5 A 3.125 A 6.25 A ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS