Power Systems A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base? 0.2 pu 0.4 pu 0.1 pu 0.5 pu 0.2 pu 0.4 pu 0.1 pu 0.5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station has a maximum demand of 100 MW, a load factor of 60% and a plant capacity factor of 50%. The reserve capacity of the plant is 20 MW 15 MW 80 MW 10 MW 20 MW 15 MW 80 MW 10 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems If a fault occurs on any feeder, the fault current is equal to unsectional bus bar. much higher than with unsectional bus bar. none of these. much lower than with unsectional bus bar. equal to unsectional bus bar. much higher than with unsectional bus bar. none of these. much lower than with unsectional bus bar. 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? 100 kV 30.6 Kv 18.18 kV 36. 36 kV 100 kV 30.6 Kv 18.18 kV 36. 36 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operating cost of thermal power station is less than that of hydroelectric power plant. less than that of nuclear power plant. is the same as that of nuclear power plant. less than that of diesel power plant. less than that of hydroelectric power plant. less than that of nuclear power plant. is the same as that of nuclear power plant. less than that of diesel power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a fixed value of complex power flow in a transmission line having a sending end voltage V, the real power loss will be proportional to V. V2. 1 / V2. 1 / V. V. V2. 1 / V2. 1 / V. ANSWER DOWNLOAD EXAMIANS APP
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