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 A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging. 28 %. None of above 56 %. 14 %. 28 %. None of above 56 %. 14 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mechanical energy is supplied to a DC generator at the rate of 4200 J / S. The generator delivers 32.2 Amp at 120 V. How much energy is cost per minute of operation 23060 J. 20160 J. 20060 J. 25060 J. 23060 J. 20160 J. 20060 J. 25060 J. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Skin effective is more in case of same in both cases communication lines None of these power lines same in both cases communication lines None of these power lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems Apart from the skin effect the non uniformity of the current distribution is also caused by bundled conductors All of these ferranti effect proximity effect bundled conductors All of these ferranti effect proximity effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of a surge tank is to relieve water hammer pressure in the penstock. produce surge in the pipeline. none of above. supply water at constant pressure. relieve water hammer pressure in the penstock. produce surge in the pipeline. none of above. supply water at constant pressure. ANSWER DOWNLOAD EXAMIANS APP
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