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? 14.76 A. 14.7 mA. 1 A. 1.476 A. 14.76 A. 14.7 mA. 1 A. 1.476 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Proximity effect is more in case of None of these power cables over head lines same in both cases None of these power cables over head lines same in both cases ANSWER DOWNLOAD EXAMIANS APP
Power Systems On what factor does the performance of a circuit breaker depend? Both A and C. Critical length of breaking. None of these. Breaking speed. Both A and C. Critical length of breaking. None of these. Breaking speed. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which power plant cannot have single unit of 100 MW capacity Steam power plant. Nuclear power plant. Hydro electric power plant. Diesel engine plant. Steam power plant. Nuclear power plant. Hydro electric power plant. Diesel engine plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems IF the time of operation of a relay for unity TMS is 10 sec then the time of operation for 0.5 TMS is 20 sec. 10 sec. 5 sec. none of these. 20 sec. 10 sec. 5 sec. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What type of back up protection is used for alternators? Buchholz relay. IDMT relay. Mho relay. Impedance relay. Buchholz relay. IDMT relay. Mho relay. Impedance relay. ANSWER DOWNLOAD EXAMIANS APP
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