Power Systems Non-commercial sources of energy are fossil fuel, hydro power and nuclear power. solar, wind and biomass. None of these wood, animal wastes and agricultural wastes. fossil fuel, hydro power and nuclear power. solar, wind and biomass. None of these wood, animal wastes and agricultural wastes. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 20 kV 52.84 kV 83.76 kV 48.36 kV 20 kV 52.84 kV 83.76 kV 48.36 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems The characteristic impedance of a transmission on line is Directly proportional to square root of its length. Directly proportional to its length. Independent of its length. Inversely proportional to its length. Directly proportional to square root of its length. Directly proportional to its length. Independent of its length. Inversely proportional to its length. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulator thickness on the conductor, in cables depends upon power factor current reactive power voltage power factor current reactive power voltage ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power station needs space less than that required by the diesel power station of same output. less than that required by hydro-power station of same capacity. less than that required by atomic power station of the same output. less than that required by a gas turbine power plant of same output. less than that required by the diesel power station of same output. less than that required by hydro-power station of same capacity. less than that required by atomic power station of the same output. less than that required by a gas turbine power plant of same output. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A synchronous generator is of 100 MVA have inertia constant of 20 MJ/MVA. Find the angular momentum in MJsec/electrical degrees 0.22 2000 0.4 5 0.22 2000 0.4 5 ANSWER DOWNLOAD EXAMIANS APP
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