Power Systems For 800 MJ stored energy in the rotor at synchronous speed, what is the inertia constant H for a 50 Hz, four pole turbo generator rated 100 MVA, 11 kV? 2 MJ/MVA 6 MJ/MVA 4 MJ/MVA 8 MJ/MVA 2 MJ/MVA 6 MJ/MVA 4 MJ/MVA 8 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is operating under no load has ABCD parameters B = 100∠90° has a phase shift of 0.2 rad, how much shunt reactor is required for compensation of ferranti effect? 2 mH 2 H 15.9 mH 15.9 H 2 mH 2 H 15.9 mH 15.9 H ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power output of a nuclear power station is proportional to the rate at which fission reaction occurs. square root of the rate at which fission reaction occurs. square of the rate at which fission reaction occurs. none of above. the rate at which fission reaction occurs. square root of the rate at which fission reaction occurs. square of the rate at which fission reaction occurs. none of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following insulator is practically used for railway crossings? pin insulator All of these string insulator strain insulator pin insulator All of these string insulator strain insulator ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 19.60 kW 2.90 kW 4.45 kW 9.81 kW 19.60 kW 2.90 kW 4.45 kW 9.81 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which of the following transmission lines capacitance effect is negligible? shoart transmission lines medium transmission lines long transmission lines both 1 and 3 shoart transmission lines medium transmission lines long transmission lines both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
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