Economics of Power Generation For a diesel generating station the useful life is expected to be around 75 to 100 years 50 to 75 years 15 to 20 years 20 to 50 years 75 to 100 years 50 to 75 years 15 to 20 years 20 to 50 years ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation A synchronous condenser improve p. f. by taking None of the listed here Leading kVAR Both leading and lagging kVAR Lagging kVAR None of the listed here Leading kVAR Both leading and lagging kVAR Lagging kVAR ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation The smaller the lagging reactive power drawn by the circuit None of the listed here The higher is the p. f. The smaller is the p. f The higher is the active power None of the listed here The higher is the p. f. The smaller is the p. f The higher is the active power ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation If C is the capacitance per phase for delta connected capacitor bank, then capacitance per phase for star connected the capacitor bank is 3C C/√3 √3C C/3 3C C/√3 √3C C/3 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° I is in phase with V None of the listed here I lags V by 90° I leads V by 90° I is in phase with V None of the listed here I lags V by 90° ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation When the power factor is increased Line current increases Active power increases Line current decreases Active power decreases Line current increases Active power increases Line current decreases Active power decreases ANSWER DOWNLOAD EXAMIANS APP
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