Power Systems Mho relay is used for the protection of short length lines. no length criterion. medium length lines. long transmission lines. short length lines. no length criterion. medium length lines. long transmission lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the disadvantages of phase modifiers? It consumes both active and reactive power All of these It requires more maintenance because of running equipment Initial cost of synchronous phase modifier is higher It consumes both active and reactive power All of these It requires more maintenance because of running equipment Initial cost of synchronous phase modifier is higher ANSWER DOWNLOAD EXAMIANS APP
Power Systems The amount of ash content in Indian coal 20 %. 45 %. 60 %. 35 %. 20 %. 45 %. 60 %. 35 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Fault calculations using computer are usually done by None of these either 1 or 2 Z bus method Y bus method None of these either 1 or 2 Z bus method Y bus method ANSWER DOWNLOAD EXAMIANS APP
Power Systems Demand factor of a plant is 1 less than 1 0 greater than 1 1 less than 1 0 greater than 1 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 MHz 2.9 kHz 290 kHz 29 kHz 29 MHz 2.9 kHz 290 kHz 29 kHz ANSWER DOWNLOAD EXAMIANS APP
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