Switch Gear Interruption of large currents by relay requires all of these arc suppressing blow out coils high speed opening of contacts wide separation of the opened contacts all of these arc suppressing blow out coils high speed opening of contacts wide separation of the opened contacts ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Dc shunt relays are made of few turns of thin wire few turns of thick wire many turns of thin wire many turns of thick wire few turns of thin wire few turns of thick wire many turns of thin wire many turns of thick wire ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to foreign matter on the contact surface too low contact pressure all of these slow making and breaking of load circuit contacts foreign matter on the contact surface too low contact pressure all of these slow making and breaking of load circuit contacts 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 750 A 1500 A 1500/√3 A None of these 750 A 1500 A 1500/√3 A None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A three phase circuit breaker is rated at 2000 MVA, 33 kv. The symmetrical breaking current is 35 kA 60 kA 80 kA 20 kA 35 kA 60 kA 80 kA 20 kA ANSWER DOWNLOAD EXAMIANS APP
Switch Gear series reactors should have high resistance high impedance low resistance low impedance high resistance high impedance low resistance low impedance ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS