Power Systems Advantages of higher transmission voltage is/are All of these Power transfer capability of the transmission line is increased Area of cross section and volume of the conductor is reduced Transmission line losses are reduced All of these Power transfer capability of the transmission line is increased Area of cross section and volume of the conductor is reduced Transmission line losses are reduced ANSWER DOWNLOAD EXAMIANS APP
Power Systems Offset mho relay is used for the protection of equipment when failure of prime mover of the generator loss of excitation of the generator either 1 or 2 None of these failure of prime mover of the generator loss of excitation of the generator either 1 or 2 None of these 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 The per unit impedance Z(pu) is given by ZΩ* (kVA)b/(KV)²b ZΩ* (MVA)b/(KV)²b ZΩ* (MVA)b/((KV)²b *100) ZΩ* (MVA)b*100/(KV)²b ZΩ* (kVA)b/(KV)²b ZΩ* (MVA)b/(KV)²b ZΩ* (MVA)b/((KV)²b *100) ZΩ* (MVA)b*100/(KV)²b ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 secs. The symmetrical breaking current is 50 kA. 55 kA. 35 kA. 45 kA. 50 kA. 55 kA. 35 kA. 45 kA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Out of the following plant categories which is not the base load power plant? Run of river. Nuclear. Diesel. Pump storage. Run of river. Nuclear. Diesel. Pump storage. ANSWER DOWNLOAD EXAMIANS APP
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