Economics of Power Generation In a 3 phase system, the line losses are W at a p. f. Of 1 . If the power factor becomes 0.8 lagging, the losses will becomes 2 W 1.57 W 0.8 W 1.25 W 2 W 1.57 W 0.8 W 1.25 W ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation In which?of the following power plants the maintenance cost is usually high? Hydro-electric power plants Diesel engine power plants Nuclear power plant Thermal power plants Hydro-electric power plants Diesel engine power plants Nuclear power plant Thermal power plants ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Generators for peak load plants are usually designed for maximum efficiency at 25 to 50 % percent full load 25 percent overload 50 to 75 % percent full load Full load 25 to 50 % percent full load 25 percent overload 50 to 75 % percent full load Full load ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation A consumer has to pay lesser fixed charges in maximum demand tariff flat rate tariff two part tariff any of the above maximum demand tariff flat rate tariff two part tariff any of the above ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation A 130 MW generator is usually ____ cooled. Oxygen Nitrogen Hydrogen Air Oxygen Nitrogen Hydrogen Air ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation When the power factor is unity, the relation between line currnet I and supply voltage V is I leads V by 90° None of the listed here I is in phase with V I lags V by 90° I leads V by 90° None of the listed here I is in phase with V I lags V by 90° ANSWER DOWNLOAD EXAMIANS APP
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