Power Systems One fission of U235 releases energy of 200 MeV. 525 MeV. 435 MeV. 335 MeV. 200 MeV. 525 MeV. 435 MeV. 335 MeV. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where air circuit breakers are used? Up to 66 kV. Up to 12 kV. Up to 33 kV. Up to 11 kV. Up to 66 kV. Up to 12 kV. Up to 33 kV. Up to 11 kV. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inertia constant of 100 MVA, 50 Hz, 4 pole generator is 10 MJ/MVA. If the mechanical input to the machine is suddenly raised from 50 MW to 75 MW, the rotor acceleration will be equal to 22.5 electrical degrees/s² 225 electrical degrees/s² 12.5 electrical degrees/s² 125 electrical degrees/s² 22.5 electrical degrees/s² 225 electrical degrees/s² 12.5 electrical degrees/s² 125 electrical degrees/s² ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the tests performed for oil-filled and gas-filled cables ? Thermal stability test. Load cycle tests. All of these. Impulse tests. Thermal stability test. Load cycle tests. All of these. Impulse tests. ANSWER DOWNLOAD EXAMIANS APP
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 2.5 MJ/MVA 15 MJ/MVA 10.5 MJ/MVA 6 MJ/MVA 2.5 MJ/MVA 15 MJ/MVA 10.5 MJ/MVA 6 MJ/MVA 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? 0.6 lag 0.8 lag 0.6 lead 0.8 lead 0.6 lag 0.8 lag 0.6 lead 0.8 lead ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS