Power Systems A power station has a maximum demand of 15000 kW. The annual load factor is 50% and plant capacity factor is 40%. What is the reserve capacity of the plant? 3000 kW 3750 kW 6000 kW 7500 kW 3000 kW 3750 kW 6000 kW 7500 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A guard ring is used in string type insulator having 3 units to improve string efficiency. Find the capacitance of metal link 2 if pin to earth capacitance of each unit is 1 F? 4 F 2 F 0.5 F 1 F 4 F 2 F 0.5 F 1 F ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge tank is kept very close to the turbine spill way pen stock generator turbine spill way pen stock generator ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two generating stations delivering a powers of P1 = 150 MW, P2 =100 MW and the B coefficients are B11 = 0.005, B22 = 0.002, B12=B21= -0.001. Find the transmission line losses? 95.5 102.5 105.2 85.5 95.5 102.5 105.2 85.5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power generating station has a maximum demand of 1000 MW. The annual load factor is 75% and plant capacity factor is 60%. Calculate the reserve capacity? 500 MW 250 MW 750 MW 1250 MW 500 MW 250 MW 750 MW 1250 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation? 456 MW 400 MW 478 MW 386 MW 456 MW 400 MW 478 MW 386 MW ANSWER DOWNLOAD EXAMIANS APP