Power Systems For accurate load flow calculations on large power systems, the best method is Decoupled method All of these G-S method N-R method Decoupled method All of these G-S method N-R method ANSWER DOWNLOAD EXAMIANS APP
Power Systems a 50 Hz, 3-phase synchronous generator has inductance per phase of 15 mH. The capacitance of the generator and circuit breaker is 0.002 µF. What is its natural frequency? 290 kHz 2.9 kHz 29 MHz 29 kHz 290 kHz 2.9 kHz 29 MHz 29 kHz ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power generated by two plants are; P1 = 50 MW, P2 = 40 MW. If the loss coefficients are B11 = 0.001, B22 = 0.0025 and B12 = -0.0005, then power loss will be 5.5 MW 8.5 MW 6.5 MW 4.5 MW 5.5 MW 8.5 MW 6.5 MW 4.5 MW ANSWER DOWNLOAD EXAMIANS APP
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° 30° 35° 60° 45° 30° 35° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power transfer capability of transmission line can be increased by Using bundled conductors All of these Using series capacitance Parallel transmission lines Using bundled conductors All of these Using series capacitance Parallel transmission lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the stator faults? over current All of these failure of excitation Inter phase faults over current All of these failure of excitation Inter phase faults ANSWER DOWNLOAD EXAMIANS APP
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