Switch Gear A fuse is never inserted in negative of dc circuit neutral wire phase line positive of dc circuit negative of dc circuit neutral wire phase line positive of dc circuit ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to slow making and breaking of load circuit contacts all of these too low contact pressure foreign matter on the contact surface slow making and breaking of load circuit contacts all of these too low contact pressure foreign matter on the contact surface ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Wave trap is used to trap waves of either of the above higher frequencies entering generator or transformer units None of these power frequencies either of the above higher frequencies entering generator or transformer units None of these power frequencies ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rated secondary current of current transformer for relays is generally 5 A 20 A 30 A 10 A 5 A 20 A 30 A 10 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The torque produced in induction type relay is proportional to the current inversely proportional to the current proportional to square of the current inversely proportional to the square of the current proportional to the current inversely proportional to the current proportional to square of the current inversely proportional to the square of the current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An isolator is installed as a substitute for circuit breaker always independent of the position of circuit breaker to operate the relay of circuit breaker generally on both sides of a circuit breaker as a substitute for circuit breaker always independent of the position of circuit breaker to operate the relay of circuit breaker generally on both sides of a circuit breaker ANSWER DOWNLOAD EXAMIANS APP