Power Systems The most commonly used material for insulators of overhead lines is PVC mica porcelain glass PVC mica porcelain glass ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power transmission lines are transposed to reduce skin effect radio interference ferranti effect proximity effect skin effect radio interference ferranti effect proximity effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems Non-commercial sources of energy are None of these fossil fuel, hydro power and nuclear power. wood, animal wastes and agricultural wastes. solar, wind and biomass. None of these fossil fuel, hydro power and nuclear power. wood, animal wastes and agricultural wastes. solar, wind and biomass. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The annual depreciation of hydro power plant is about 10 - 15 %. 20 - 25 %. 15 - 20 %. 0.5 - 1.5 %. 10 - 15 %. 20 - 25 %. 15 - 20 %. 0.5 - 1.5 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power output of a nuclear power station is proportional to square root of the rate at which fission reaction occurs. the rate at which fission reaction occurs. none of above. square of the rate at which fission reaction occurs. square root of the rate at which fission reaction occurs. the rate at which fission reaction occurs. none of above. square of the rate at which fission reaction occurs. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MVA alternator operated at no load at frequency of 50 Hz, it has inertia constant of 5 MWsec/MVA and governing system has a time delay of 0.6 sec. If the load of 50 MW is suddenly applied then find the frequency deviation during this time? -0.85 Hz 0.85 Hz -0.76 Hz 0.76 Hz -0.85 Hz 0.85 Hz -0.76 Hz 0.76 Hz ANSWER DOWNLOAD EXAMIANS APP