Switch Gear Current chopping mainly occurs in vaccum circuit breaker sf 6 circuit breaker oil circuit breaker air-blast circuit breaker vaccum circuit breaker sf 6 circuit breaker oil circuit breaker air-blast circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the length of the arc in a circuit breaker increases, its resistance decreases None of these increases remains same decreases None of these increases remains same 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 1500/√3 A None of these 750 A 1500 A 1500/√3 A None of these 750 A 1500 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker must perform the duty of carrying fault current for a short time being closed on to a fault All of these opening the faulty circuit and breaking the fault current carrying fault current for a short time being closed on to a fault All of these opening the faulty circuit and breaking the fault current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Most of the relays on service on electric power system are None of these electro-mechanical relays thermal relays electronic relays None of these electro-mechanical relays thermal relays electronic relays ANSWER DOWNLOAD EXAMIANS APP
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