Switch Gear A switchgear is device used for switching and controlling an electrical circuit interrupting an electrical circuit switching, controlling and protecting the electrical circuit and equipment switching an electrical circuit 111 switching and controlling an electrical circuit interrupting an electrical circuit switching, controlling and protecting the electrical circuit and equipment switching an electrical circuit 111 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The pick-up current of a relay is 7.5 A and the fault current in relay is 30 A. Its plug-setting multiplier (P.S.M.) is 2 8 6 4 2 8 6 4 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The making capacity of a circuit breaker is equal to 2.55 × symmetrical breaking capacity √2 × symmetrical breaking capacity √3 × symmetrical breaking capacity None of these 2.55 × symmetrical breaking capacity √2 × symmetrical breaking capacity √3 × symmetrical breaking capacity None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear ________ relay is preferred for phase fault on short transmission line. None of these Impedance Reactance Induction type None of these Impedance Reactance Induction type ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For interrupting of high voltage and low current, the circuit breaker prefered is air-blast circuit breaker oil circuit breaker vaccum circuit breaker all are correct air-blast circuit breaker oil circuit breaker vaccum circuit breaker all are correct ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The advantage of HRC fuse is that it has high speed of operation is quite cheap does not deteriorate with age All of these has high speed of operation is quite cheap does not deteriorate with age All of these ANSWER DOWNLOAD EXAMIANS APP