Switch Gear The reflection co-efficient at the open circuited end of a transmission line infinity zero unity None of these infinity zero unity None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker must perform the duty of being closed on to a fault All of these carrying fault current for a short time opening the faulty circuit and breaking the fault current being closed on to a fault All of these carrying fault current for a short time opening the faulty circuit and breaking the fault current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The device that detects the fault in a power system is isolator relay None of these circuit breaker isolator relay None of these circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse is never inserted in negative of dc circuit positive of dc circuit neutral wire phase line negative of dc circuit positive of dc circuit neutral wire phase line ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To limit short-circuit current in a power system are used reactors H.R. fuses earth wires isolators reactors H.R. fuses earth wires isolators ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A differential relay measures the vector difference between two or more similar electrical quantities two currents two voltages None of these two or more similar electrical quantities two currents two voltages None of these ANSWER DOWNLOAD EXAMIANS APP