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
Economics of Power Generation The correct relation in the following is : kVAR = kW cos Ф Not listed here kVAR = kW Sin Ф kVAR = kW tan Ф kVAR = kW cos Ф Not listed here kVAR = kW Sin Ф kVAR = kW tan Ф ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Which of the following is not necessarily an advantage of interconnecting various power stations? Improved frequency of power supplied Increased reliability Economy in operation of plants Reduction in total installed capacity Improved frequency of power supplied Increased reliability Economy in operation of plants Reduction in total installed capacity ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation For the same cylinder dimensions and speed, which of the following engine will produce least power? Petrol engine Diesel engine All of these Supercharged engine Petrol engine Diesel engine All of these Supercharged engine ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation Large capacity generators are invariably Forced air cooled Hydrogen cooled Water cooled Natural air cooled Forced air cooled Hydrogen cooled Water cooled Natural air cooled ANSWER DOWNLOAD EXAMIANS APP
Economics of Power Generation For a large installation, it is better to apply Individual correction to small motors Bulk correction to large motors Individual correction to large motors None of the listed here Individual correction to small motors Bulk correction to large motors Individual correction to large motors None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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