Power Systems If a generator of 250 MVA rating has an inertia constant of 6 MJ/MVA, its inertia constant on 100 MVA base is 10.5 MJ/MVA 6 MJ/MVA 2.5 MJ/MVA 15 MJ/MVA 10.5 MJ/MVA 6 MJ/MVA 2.5 MJ/MVA 15 MJ/MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Range of accelerating factor is 1.6 to 1.8 10.8 to 11.2 1 to 10 50 to 100 1.6 to 1.8 10.8 to 11.2 1 to 10 50 to 100 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 400 kV 350 kV 600 kV 500 kV 400 kV 350 kV 600 kV 500 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Making current is a------------ value? any of the above peak value average RMS any of the above peak value average RMS ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 60 Hz is 1 kW/km per phase. What is the corona loss at 50 Hz in kW/km per phase? 1 1.13 0.93 0.882 1 1.13 0.93 0.882 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (4 + 3j ) Ω. Find the power factor of the load for zero voltage regulation? 0.8 lead 0.8 lag 0.6 lead 0.6 lag 0.8 lead 0.8 lag 0.6 lead 0.6 lag ANSWER DOWNLOAD EXAMIANS APP
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