Switch Gear If the length of the arc in a circuit breaker increases, its resistance increases remains same None of these decreases increases remains same None of these decreases ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Current chopping mainly occurs in air-blast circuit breaker sf 6 circuit breaker vaccum circuit breaker oil circuit breaker air-blast circuit breaker sf 6 circuit breaker vaccum circuit breaker oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Directional relay are based on flow of All of these current voltage wave power All of these current voltage wave power 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 6 8 4 2 6 8 4 2 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The main function of a fuse is to open the circuit None of these protect the line protect the appliance prevent excessive currents open the circuit None of these protect the line protect the appliance prevent excessive currents ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For interrupting of high voltage and low current, the circuit breaker prefered is air-blast circuit breaker vaccum circuit breaker oil circuit breaker all are correct air-blast circuit breaker vaccum circuit breaker oil circuit breaker all are correct ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS