Electrical Engineering MCQs

Page No. 233

Low power factor is usually not due to___________?


aarc lamps


binduction motors


cfluorescent tubes


dincandescent lamp


View Answer incandescent lamp

A low utilization factor for a plant indicates that


aplant is used for stand by purpose only


bplant is under maintenance


cplant is used for base load only


d plant is used for peak load as well as base load



Load curve helps in deciding___________?


atotal installed capacity of the plant


bsizes of the generating units


c operating schedule of generating units


dall of the above


View Answer all of the above

Annual depreciation of the plant it proportional to the earning capacity of the plant vide


a sinking fund depreciation


bstraight line depreciation


creducing balances depreciation


dnone of the above



Load curve of a power plant has always____________?


azero slope


bpositive slope


cnegative slope


dAll of these


View Answer All of these

Load curve is useful in deciding the_____________?


aoperating schedule of generating units


bsizes of generating units


ctotal installed capacity of the plant


dall of the above


View Answer all of the above

Diversity factor has direct effect on the____________?


a fixed cost of unit generated


brunning cost of unit generated


cboth A. and B.


dneither A. nor B.



The area under a load curve gives__________?


aaverage demand


benergy consumed


cmaximum demand


dnone of the above


View Answer energy consumed

A consumer has to pay lesser fixed charges in____________?


aflat rate tariff


btwo part tariff


c maximum demand tariff


dany of the above



A load curve indicates___________?


aaverage power used during the period


baverage kWh (kW) energy consumption during the period


ceither of the above


dnone of the above



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