Power Systems Which of the following is/are the stator faults? failure of excitation Inter phase faults over current All of these failure of excitation Inter phase faults over current All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relays are used for the protection of which of the following lines? short transmission lines only None of these medium transmission lines only long transmission lines only short transmission lines only None of these medium transmission lines only long transmission lines only ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection relay provides protection against what? Short circuit any of the above Over load Temperature Short circuit any of the above Over load Temperature ANSWER DOWNLOAD EXAMIANS APP
Power Systems Characteristics of arc quenching medium is/are All of these High thermal conductivity Non flammable High dielectric strength All of these High thermal conductivity Non flammable High dielectric strength 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 290 kHz 2.9 kHz 29 kHz 29 MHz 290 kHz 2.9 kHz ANSWER DOWNLOAD EXAMIANS APP
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