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° 30° 45° 35° 60° 30° 45° 35° ANSWER DOWNLOAD EXAMIANS APP
Power Systems The average thermal efficiency of a modern nuclear power plant is about 80 %. 40 %. 30 %. 60 %. 80 %. 40 %. 30 %. 60 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The annual depreciation of hydro power plant is about 20 - 25 %. 10 - 15 %. 0.5 - 1.5 %. 15 - 20 %. 20 - 25 %. 10 - 15 %. 0.5 - 1.5 %. 15 - 20 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For symmetrical network, the neutral current is any of the above infinity maximum zero any of the above infinity maximum zero ANSWER DOWNLOAD EXAMIANS APP
Power Systems If skin depth is more, then skin effect is more either 1 or 2 less None of these more either 1 or 2 less None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu? 1.375 pu 2.4 pu 3.975 pu 0.2 pu 1.375 pu 2.4 pu 3.975 pu 0.2 pu ANSWER DOWNLOAD EXAMIANS APP
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