Power Systems Cheapest plant in operation and maintenance is diesel power. steam power. nuclear. hydroelectric. diesel power. steam power. nuclear. hydroelectric. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following buses is/are not PV buses? both 1 and 2 voltage control buses reactive power support buses fixed shunt capacitor buses both 1 and 2 voltage control buses reactive power support buses fixed shunt capacitor buses ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 52.84 kV 48.36 kV 20 kV 83.76 kV 52.84 kV 48.36 kV 20 kV 83.76 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault current is 2000 A, the relay setting is 50% and CT ratio is 400 : 5, then plug setting multiplier will be 10. 50. 15. 25. 10. 50. 15. 25. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The shape of the disc of an induction disc relay is circular. elliptical. none of these. spiral. circular. elliptical. none of these. spiral. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the reflected voltage? 81.82 kV -81.82 kV -18.18 kV 18.18 kV 81.82 kV -81.82 kV -18.18 kV 18.18 kV ANSWER DOWNLOAD EXAMIANS APP
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