Switch Gear The normal current in a power line is 100 A. If a short-circuit fault occurs on the line, then one can expect the short-circuit current to be more than 1000 A 300 A 100 A 200 A more than 1000 A 300 A 100 A 200 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? isolator air break circuit breaker rewireable fuse oil circuit breaker isolator air break circuit breaker rewireable fuse oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Series capacitors are used to None of these compensate for line capacitive reactance compensate for line inductive reactance improve line voltage None of these compensate for line capacitive reactance compensate for line inductive reactance improve line voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rated secondary current of current transformer for relays is generally 10 A 5 A 20 A 30 A 10 A 5 A 20 A 30 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse performs circuit interruption function only both detection and interruption functions detection function only None of these circuit interruption function only both detection and interruption functions detection function only None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The torque produced in induction type relay is inversely proportional to the square of the current proportional to the current proportional to square of the current inversely proportional to the current inversely proportional to the square of the current proportional to the current proportional to square of the current inversely proportional to the current ANSWER DOWNLOAD EXAMIANS APP
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