Power Systems Which of the following is/are the stator faults? All of these Inter phase faults failure of excitation over current All of these Inter phase faults failure of excitation over current ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relays are used for the protection of which of the following lines? long transmission lines only medium transmission lines only None of these short transmission lines only long transmission lines only medium transmission lines only None of these short transmission lines only ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection relay provides protection against what? any of the above Temperature Short circuit Over load any of the above Temperature Short circuit Over load ANSWER DOWNLOAD EXAMIANS APP
Power Systems Characteristics of arc quenching medium is/are High thermal conductivity High dielectric strength All of these Non flammable High thermal conductivity High dielectric strength All of these Non flammable ANSWER DOWNLOAD EXAMIANS APP
Power Systems a 50 Hz, 3-phase synchronous generator has inductance per phase of 15 mH. The capacitance of the generator and circuit breaker is 0.002 µF. What is its natural frequency? 29 kHz 29 MHz 2.9 kHz 290 kHz 29 kHz 29 MHz 2.9 kHz 290 kHz ANSWER DOWNLOAD EXAMIANS APP
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