Power Systems A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line long transmission line any of the above medium transmission line short transmission line long transmission line any of the above medium transmission line short transmission line ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the number of insulator discs required in string insulator, if operating voltage is 220 kV and maximum voltage of each disc is 11 kV? 13 21 20 10 13 21 20 10 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge tank is kept very close to the turbine pen stock generator spill way turbine pen stock generator spill way ANSWER DOWNLOAD EXAMIANS APP
Power Systems The angular moment of 10 MVA generator is 0.2. Find the new value of angular moment for 20 MVA base? 0.2 pu 0.25 pu 0.4 pu 0.1 pu 0.2 pu 0.25 pu 0.4 pu 0.1 pu 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 29 kHz 290 kHz 29 MHz 2.9 kHz 29 kHz 290 kHz ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following produces the radio interference in communication lines? None of these both 1 and 2 electro magnetic induction electro static induction None of these both 1 and 2 electro magnetic induction electro static induction ANSWER DOWNLOAD EXAMIANS APP
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