Power Systems A 10 MVA generator has reactance of 0.2 pu. Find the new reactance value for 50 MVA base? 0.2 pu 5 pu 1 pu 0.25 pu 0.2 pu 5 pu 1 pu 0.25 pu 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 transmitted voltage? 18.18 kV 100 kV 30.6 Kv 36. 36 kV 18.18 kV 100 kV 30.6 Kv 36. 36 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earth fault relay uses the which of the following sequence currents? positive sequence negative sequence zero sequence any of the above positive sequence negative sequence zero sequence any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following matrix is used for load flow studies? null matrix Y bus matrix Z bus matrix Unit matrix null matrix Y bus matrix Z bus matrix Unit matrix ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the percentage reactance of an element is 20 % and the full load current is 50 Amp, the short circuit current will be 350 Amp. 250 Amp. 300 Amp. 200 Amp. 350 Amp. 250 Amp. 300 Amp. 200 Amp. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station which has a high investment cost and low operating cost is usually operated as a None of above. Peak load station. Minimum load station. Base load station. None of above. Peak load station. Minimum load station. Base load station. ANSWER DOWNLOAD EXAMIANS APP
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