Power Systems A 200 MW capacity generator has a speed regulation of 4% for a frequency drop of 0.05 Hz. Find the power input supplied by the turbine for maintaining constant frequency? 5 MW 10 MW 20 MW 15 MW 5 MW 10 MW 20 MW 15 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The total number of strands(N) is concentrically stranded cable with total annular space filled with strands of uniform diameter is given by (if x is number of layers) N = 3x²-3x+1 N = 3x²-2x+1 N = 3x²-6x+1 N = 3x²+3x+1 N = 3x²-3x+1 N = 3x²-2x+1 N = 3x²-6x+1 N = 3x²+3x+1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is low specific speed turbine? Pelton Kaplan None of these Francis Pelton Kaplan None of these Francis ANSWER DOWNLOAD EXAMIANS APP
Power Systems The ABCD constants of a 3-phase transmission line are A = D = 0.8∠1°, B = 170∠85° Ω , C = 0.002∠90.4° ℧. The sending end voltage is 400 kV. The receiving end voltage under no load condition is 600 kV 500 kV 400 kV 350 kV 600 kV 500 kV 400 kV 350 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydraulic turbine having rated speed of 250 rpm is connected to a synchronous generator. In order to produce power at 50 Hz, the numbers of pole are required in the generator 6. 24. 12. 16. 6. 24. 12. 16. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of diversity factor is 1 greater than 1 0 less than 1 1 greater than 1 0 less than 1 ANSWER DOWNLOAD EXAMIANS APP
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