Power Systems Corona loss is ----------------- on hilly areas than as plain areas. None of these more remain same less None of these more remain same less ANSWER DOWNLOAD EXAMIANS APP
Power Systems The water from a catchment is 60*106 cu m annually and hydro station has head of 40 m. Assuming ideal generator and turbine, the power that can be theoretically generated is 750 kW 500 kW 300 kW 250 kW 750 kW 500 kW 300 kW 250 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The charging current of a 400 kV line is more than that of a 220 kV line of the same length? False True None of these either 1 or 2 False True None of these either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the breakdown voltage of the insulator is high, the thickness of the insulator is high None of these it does not related to breakdown voltage less high None of these it does not related to breakdown voltage less ANSWER DOWNLOAD EXAMIANS APP
Power Systems By using guard ring in a transmission line, its string efficiency increase None of these decrease remains unaffected increase None of these decrease remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is compensated with shunt capacitance Csh. If the uncompensated transmission line surge impedance is Zs, then find the new surge impedance Zn after shunt compensation? Zs*√(1 + Kcsh) Zs/√(1 + Kcsh) √(1 + Kcsh)/Zs All of these Zs*√(1 + Kcsh) Zs/√(1 + Kcsh) √(1 + Kcsh)/Zs All of these ANSWER DOWNLOAD EXAMIANS APP
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