Power Systems Three generators rated 100 MVA, 11 kV have an impedance of 0.15 pu each. If in the same plant, these generators are being replaced by a single equivalent generator, the effective impedance of equivalent generator will be 0.45 pu 0.25 pu 0.05 pu 0.15 pu 0.45 pu 0.25 pu 0.05 pu 0.15 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a 500 MVA, 11 kV 3-phase generator at 50 Hz feeds through a transfer impedance of (0+j0.605) Ω/phase, an infinite voltage also at 11 kV, then the maximum steady state power transfer on the base of 500 MVA and 11 kV is 0.5 pu 1 pu 0.8 pu 0.4 pu 0.5 pu 1 pu 0.8 pu 0.4 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes runners is Pelton Francis Kaplan Impeller Pelton Francis Kaplan Impeller ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω for a length of the line of 200 km. If the length of line is increased to 400 km, then its surge impedance is 800 Ω 400 Ω 0 Ω 200 Ω 800 Ω 400 Ω 0 Ω 200 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Peak load power plants is/are nuclear plants both 1 and 2 pumped storage plant diesel plant nuclear plants both 1 and 2 pumped storage plant diesel plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power plants needs highly skilled/qualified engineers for its operation Hydro Power Plant Nuclear. Thermal. Gas-turbine. Hydro Power Plant Nuclear. Thermal. Gas-turbine. ANSWER DOWNLOAD EXAMIANS APP
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