Power Systems Rankine cycle efficiency of a steam power plant is of 30 - 45 %. 20 - 30 %. 45 - 80 %. 60 - 80 %. 30 - 45 %. 20 - 30 %. 45 - 80 %. 60 - 80 %. 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? 290 kHz 29 kHz 29 MHz 2.9 kHz 290 kHz 29 kHz 29 MHz 2.9 kHz ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is compensated with shunt capacitance Csh. If the uncompensated transmission line surge impedance is Zs, then find the new surge impedance Zn after shunt compensation? All of these Zs/√(1 + Kcsh) √(1 + Kcsh)/Zs Zs*√(1 + Kcsh) All of these Zs/√(1 + Kcsh) √(1 + Kcsh)/Zs Zs*√(1 + Kcsh) ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following effects are associated with transmission line All of these corona effect skin effect ferranti effect All of these corona effect skin effect ferranti effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is usually employed for protection of short transmission lines only long transmission lines only medium transmission lines only any line short transmission lines only long transmission lines only medium transmission lines only any line ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of reflector is to stop the chain reaction. reduce the speed of the neutrons. bounce back most of the neutrons that escape from the fuel core. none of above. stop the chain reaction. reduce the speed of the neutrons. bounce back most of the neutrons that escape from the fuel core. none of above. ANSWER DOWNLOAD EXAMIANS APP
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