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 750 MW 1250 MW 250 MW 500 MW 750 MW 1250 MW 250 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 MVA alternator operating at full load at 50 Hz. H = 4 MWsec/MVA, Td = 0.5 sec. One of the transmission line is tripped. So that output of generator is reduced to 70 MW. Find the frequency deviation during this time? 0.56 0.92 -0.56 -0.92 0.56 0.92 -0.56 -0.92 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the frequency is increased, then skin effect will any of the above remains unaffected increases decreases any of the above remains unaffected increases decreases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bonding is done at the both ends of the cable to reduce the None of these sheath loss iron loss copper loss None of these sheath loss iron loss copper loss ANSWER DOWNLOAD EXAMIANS APP
Power Systems When is the ferranti effect on long overhead lines experienced? The line is fully loaded The line is heavily loaded The line is lightly loaded The power factor is unity The line is fully loaded The line is heavily loaded The line is lightly loaded The power factor is unity ANSWER DOWNLOAD EXAMIANS APP
Power Systems Communications lines are treated as any of the above long transmission lines short transmission lines medium transmission lines any of the above long transmission lines short transmission lines medium transmission lines ANSWER DOWNLOAD EXAMIANS APP
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