Switch Gear Most of the relays on service on electric power system are electronic relays electro-mechanical relays thermal relays None of these electronic relays electro-mechanical relays thermal relays None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker must perform the duty of 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 carrying fault current for a short time being closed on to a fault ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Resistance grounding is used for voltage between None of these 33 kV to 66 kV 11 kv to 33 kv 3.3 kV to 11 kv None of these 33 kV to 66 kV 11 kv to 33 kv 3.3 kV to 11 kv ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An efficient and a well designed protective relaying should have good selectivity and reliability economy and simplicity high speed and selectivity All of these good selectivity and reliability economy and simplicity high speed and selectivity All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the protection of power station buildings against direct strokes the requirements are interception and conduction interception, conduction, dissipation and reflection None of these interception, conduction and dissipation interception interception and conduction interception, conduction, dissipation and reflection None of these interception, conduction and dissipation interception ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When a fault occur in a power system, the circuit breaker is opened by remote control is opened manually None of these opens automatically is opened by remote control is opened manually None of these opens automatically ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS