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. 14.7 mA. 14.76 A. 1.476 A. 1 A. 14.7 mA. 14.76 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems To protect the power transformer ( Y-Y with neutral grounded) against fault, which type of connection do the current transformers have? Δ-Δ connection Y-Y connection Y-Δ connection Δ-Y connection Δ-Δ connection Y-Y connection Y-Δ connection Δ-Y connection ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ships are usually supplied power by None of above. Steam accumulator. Hydraulic turbine. Diesel engine. None of above. Steam accumulator. Hydraulic turbine. Diesel engine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operating time of pumped storage plant is low very high can't say high low very high can't say high ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission line has a length of 300 km, operating at sending end voltage Vs = 1 pu, find the receiving end voltage(Vr) at no load? 1.098 pu 1 pu 0.98 pu 0.098 pu 1.098 pu 1 pu 0.98 pu 0.098 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true regarding HVDC? All of these HVDC can utilize earth for its return path Corona loss is very much reduced in the dc line There is no skin effect in dc line All of these HVDC can utilize earth for its return path Corona loss is very much reduced in the dc line There is no skin effect in dc line ANSWER DOWNLOAD EXAMIANS APP
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