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Economics of Power Generation

Economics of Power Generation
The load factor of domestic load is usually

30 to 40%
10 to 15%
50 to 60%
60 to 70%

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Economics of Power Generation
An ideal value of power factor is

0.8
0.5
0.75
1

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Economics of Power Generation
The straight line method for calculating depreciation is based on the assumption that depreciation charge is

Is more in later years
Is less in early years
Is more in early years
Constant every year

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Economics of Power Generation
Generating capacity connected to the busbars and ready to take load when switched on is known as

Hot reserve
Firm power
Spinning reserve
Cold reserve

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Economics of Power Generation
________ is invariably used for peak load

Steam turbine plant
Pumped storage plant
None of these
Nuclear power plant

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Economics of Power Generation
When the power factor is unity, the relation between line currnet I and supply voltage V is

I leads V by 90°
I is in phase with V
I lags V by 90°
None of the listed here

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