Power Systems A transmission line has a reactance of 1 Pu is operating at Vs = Vr = 1 Pu. The generator is connected at source end which is delivering 0.5 Pu of active power. Find the load angle? 60° 45° 35° 30° 60° 45° 35° 30° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect can be compensated by which of the following shunt reactor shunt capacitor series capacitor both 1 and 2 shunt reactor shunt capacitor series capacitor both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Example of base load stations are hydro. gas turbine. both A and B. thermal. hydro. gas turbine. both A and B. thermal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 Km long transmission line is loaded at 110 kV. If the loss of line is 5 MW and the load is 150 VA the resistance of the line is 8.06 Ω / phase. 6.06 Ω / phase. 4.65 Ω / phase. 2.26 Ω / phase. 8.06 Ω / phase. 6.06 Ω / phase. 4.65 Ω / phase. 2.26 Ω / phase. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The pu parameters for a 500 MVA machine on its own base are: Inertia, H = 20 pu; reactance X = 2 pu. The pu values of inertia and reactance on 100 MVA common base, respectively, are 100, 10 100, 0.4 4, 10 4, 0.4 100, 10 100, 0.4 4, 10 4, 0.4 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is 6 2 16 10 6 2 16 10 ANSWER DOWNLOAD EXAMIANS APP
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