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 0.8 W 1.57 W 1.25 W 2 W 0.8 W 1.57 W 1.25 W ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation When the power factor is increased Line current decreases Active power increases Active power decreases Line current increases Line current decreases Active power increases Active power decreases Line current increases ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation When the power factor is improved, the lagging kVAR drawn from the supply will Remains same Increase None of the listed here Decreases Remains same Increase None of the listed here Decreases ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation For given active power and voltage, the current drawn is minimum when the value of power factor is 0.8 lag 0.75 lag Unity O. 8 lead 0.8 lag 0.75 lag Unity O. 8 lead ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation The depreciation charges in diminishing value method are Light in early years Heavy in early years Heavy in later years Same in all years Light in early years Heavy in early years Heavy in later years Same in all years 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 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° I leads V by 90° I is in phase with V None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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