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? 250 MW 500 MW 1250 MW 750 MW 250 MW 500 MW 1250 MW 750 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems For load flow studies, What are the quantities specified at load bus are V and δ P and V P and Q δ and Q V and δ P and V P and Q δ and Q ANSWER DOWNLOAD EXAMIANS APP
Power Systems If L and C are 4 mH and 0.0001 μF respectively a current chop of magnitude 50 Amp would induced a voltage 200 kV. 400 kV. 100 kV. 50 kV. 200 kV. 400 kV. 100 kV. 50 kV. 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%. The line is connected to a generator delivering 200 MW. Find the load angle with out and with compensation respectively? 30° and 26° 26° and 30° 45° and 26° 30° and 45° 30° and 26° 26° and 30° 45° and 26° 30° and 45° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following circuit breakers produce least arc energy? Minimum oil CB. Air break CB. Air blast CB. Plain oil CB. Minimum oil CB. Air break CB. Air blast CB. Plain oil CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines? 4 5 8 2 4 5 8 2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS