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ECONOMICS OF POWER GENERATION

Economics of Power Generation
Improving the power factor means making it

None of the listed here
Close to unity
Less than 0.5
Zero

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Economics of Power Generation
When the power factor is improved, the lagging kVAR drawn from the supply will

Decreases
Remains same
None of the listed here
Increase

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Economics of Power Generation
A load draws a power of 10 kW at a power factor of 0.707 lagging. The lagging kVAR drawn from the supply will be

5 kVAR
15kVAR
10 kVAR
20 kVAR

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Economics of Power Generation
A load takes a current of I at a p. f. Of cos Ф. The wattless component of current is

None of the listed here
I tan Ф
I cos Ф
I sin Ф

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Economics of Power Generation
In order to improve the power factor in case of 3 phase loads, the capacitors are connected in

None of the listed here
Star
Delta
Star or delta

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