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Economics of Power Generation

Economics of Power Generation
An ideal value of power factor is

0.5
1
0.75
0.8

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Economics of Power Generation
Depreciation charge are high in case of

Hydroelectric plant
Diesel plant
Thermal plant
Diesel plant

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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
Delta
Star or delta
Star

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Economics of Power Generation
Improving the power factor means making it

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

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Economics of Power Generation
When the power factor improved, the kW capacity of alternator is

Decreased
None of the listed here
Unaffected
Increased

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Economics of Power Generation
Which of the following is an advantage of static capacitor for power factor improvement?

Ease in installation
All of the listed here
Low losses
Little maintenance cost

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