Power Systems If the inertia constant H = 10 MJ/MVA for a 50 MVA generator, the stored energy is 10 MJ 5 MJ 500 MJ 50 MJ 10 MJ 5 MJ 500 MJ 50 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 core cable gives on test a capacitance of 3.7 µF between two cores. Find the line charging current of the cable when it is connected to 11 kV, 50 Hz system? 1.476 A. 1 A. 14.76 A. 14.7 mA. 1.476 A. 1 A. 14.76 A. 14.7 mA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following quantities are to be calculated for generator bus? δ and V Q and δ P and V P and Q δ and V Q and δ P and V P and Q ANSWER DOWNLOAD EXAMIANS APP
Power Systems Units of incremental cost is Rs/MWhr Rs/hr RsMW/hr MWhr/Rs Rs/MWhr Rs/hr RsMW/hr MWhr/Rs ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of shunt compensation is/are All of these smooth voltage regulation is possible by controlling excitation single unit can be used as both capacitance and inductor by adjusting the excitation It requires less maintanance All of these smooth voltage regulation is possible by controlling excitation single unit can be used as both capacitance and inductor by adjusting the excitation It requires less maintanance ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead -6.92% -10% 6.92% 10% -6.92% -10% 6.92% 10% ANSWER DOWNLOAD EXAMIANS APP
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