Switch Gear To reduce short circuit fault currents......... are used. capacitors resistors reactors None of these capacitors resistors reactors None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An overcurrent relay having current settling of 125% is connected to a supply circuit through a current transformer of 400/5 A. The pick-up current is 25 A 6.25 A 12.5 A 3.125 A 25 A 6.25 A 12.5 A 3.125 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For which of the following protection from negative sequence currents is provided ? Transformers Transmission line Generators Motors Transformers Transmission line Generators Motors ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breakers for 400 kV power system are designed to operate in 0.5 sec 0.1 sec 50 milli-second 100 micro-second 0.5 sec 0.1 sec 50 milli-second 100 micro-second ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fusing factor is always less than 1 always more than 1 None of these always 1 always less than 1 always more than 1 None of these always 1 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The torque produced in induction type relay is proportional to square of the current proportional to the current inversely proportional to the current inversely proportional to the square of the current proportional to square of the current proportional to the current inversely proportional to the current inversely proportional to the square of the current ANSWER DOWNLOAD EXAMIANS APP
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