Switch Gear The main function of a fuse is to prevent excessive currents None of these protect the appliance protect the line open the circuit prevent excessive currents None of these protect the appliance protect the line open the circuit ANSWER DOWNLOAD EXAMIANS APP
Switch Gear protection of fuses is generally not used beyond 200 A 20 A 100 A 50 A 200 A 20 A 100 A 50 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the same power, the least size is of air-blast circuit breaker vaccum circuit breaker oil circuit breaker sf6 circuit breaker air-blast circuit breaker vaccum circuit breaker oil circuit breaker sf6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The making capacity of a circuit breaker is equal to √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 2.55 × symmetrical breaking capacity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A differential relay measures the vector difference between two voltages two currents two or more similar electrical quantities None of these two voltages two currents two or more similar electrical quantities None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Minimum arcing voltage will be least in case of graphite silver tungsten carbon graphite silver tungsten carbon ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS