Power Systems A 3-phase breaker is rated at 2000 MVA, 33 kV, its making current will be 89.22 kVA. 35 kVA. 70 kVA. 49 kVA. 89.22 kVA. 35 kVA. 70 kVA. 49 kVA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 200 MJ 400 MJ 50 MJ 8 MJ 200 MJ 400 MJ 50 MJ 8 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a generator of 250 MVA rating has an inertia constant of 6 MJ/MVA, its inertia constant on 100 MVA base is 6 MJ/MVA 15 MJ/MVA 10.5 MJ/MVA 2.5 MJ/MVA 6 MJ/MVA 15 MJ/MVA 10.5 MJ/MVA 2.5 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems In Francis turbine runner, the number blades is usually of the order of 16 - 24. 3 - 6. 12 - 14. 6 - 8. 16 - 24. 3 - 6. 12 - 14. 6 - 8. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The draft tube is provided to reduce the effect of water hammer. raise the water surface of the stream to create an artificial head. increase the acting head on the water wheel. None of these reduce the effect of water hammer. raise the water surface of the stream to create an artificial head. increase the acting head on the water wheel. None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A penstock is used as a condition between the turbine and discharge drain. none of above. the dam and the turbine in a hydro station. the heat ex-changer and the turbine in nuclear power plant. the turbine and discharge drain. none of above. the dam and the turbine in a hydro station. the heat ex-changer and the turbine in nuclear power plant. ANSWER DOWNLOAD EXAMIANS APP
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