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 -0.56 -0.92 0.92 0.56 -0.56 -0.92 0.92 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is operating under no load has ABCD parameters B = 100∠90° has a phase shift of 0.2 rad, how much shunt reactor is required for compensation of ferranti effect? 2 mH 15.9 H 15.9 mH 2 H 2 mH 15.9 H 15.9 mH 2 H ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the reflected voltage? -18.18 kV 81.82 kV -81.82 kV 18.18 kV -18.18 kV 81.82 kV -81.82 kV 18.18 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems For n bus power system size of Y bus matrix is (n-2)×(n-2) (n-1)×(n-2) n×n (n-1)×(n-1) (n-2)×(n-2) (n-1)×(n-2) n×n (n-1)×(n-1) ANSWER DOWNLOAD EXAMIANS APP
Power Systems NTPC (National Thermal Power Cooperation) has its only thermal power generating unit in West Bengal at Farakka. Durgapur. Bakreshwar. Katwa. Farakka. Durgapur. Bakreshwar. Katwa. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Tidal power plant is a example of which of the following plant? base load plant peak load plant None of these either 1 or 2 base load plant peak load plant None of these either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
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