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 12.5 A 6.25 A 3.125 A 25 A 12.5 A 6.25 A 3.125 A 25 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker must perform the duty of carrying fault current for a short time All of these being closed on to a fault opening the faulty circuit and breaking the fault current carrying fault current for a short time All of these being closed on to a fault opening the faulty circuit and breaking the fault current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rated secondary current of current transformer for relays is generally 5 A 20 A 30 A 10 A 5 A 20 A 30 A 10 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Resistance grounding is used for voltage between 3.3 kV to 11 kv 33 kV to 66 kV None of these 11 kv to 33 kv 3.3 kV to 11 kv 33 kV to 66 kV None of these 11 kv to 33 kv ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When transmission line is energized, the wave that propagates on it is both current wave and voltage wave voltage wave only power factor wave only current wave only both current wave and voltage wave voltage wave only power factor wave only current wave only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To reduce short circuit fault currents......... are used. reactors resistors None of these capacitors reactors resistors None of these capacitors ANSWER DOWNLOAD EXAMIANS APP
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