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 transmitted voltage? 30.6 Kv 18.18 kV 100 kV 36. 36 kV 30.6 Kv 18.18 kV 100 kV 36. 36 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems In hydroelectric power plants both operating and initial cost are low. operating cost is high and initial cost is low. both operating and initial cost are high. operating cost is low and initial cost is high. both operating and initial cost are low. operating cost is high and initial cost is low. both operating and initial cost are high. operating cost is low and initial cost is high. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the approximate efficiency of a normal thermal power station? 60-70% 20-25% 30-40% 45-55% 60-70% 20-25% 30-40% 45-55% ANSWER DOWNLOAD EXAMIANS APP
Power Systems For 800 MJ stored energy in the rotor at synchronous speed, what is the inertia constant H for a 50 Hz, four pole turbo generator rated 100 MVA, 11 kV? 2 MJ/MVA 6 MJ/MVA 8 MJ/MVA 4 MJ/MVA 2 MJ/MVA 6 MJ/MVA 8 MJ/MVA 4 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems The thermal efficiency of BWR is less than that of PWR. None of these equal to that of PWR. greater than that of PWR. less than that of PWR. None of these equal to that of PWR. greater than that of PWR. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In load flow studies PV bus is treated as PQ bus when phase angle become high voltage at the bus become high any of the above reactive power goes beyond limit phase angle become high voltage at the bus become high any of the above reactive power goes beyond limit ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS