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Economics of Power Generation

Economics of Power Generation
When the power factor is increased

Line current decreases
Active power increases
Line current increases
Active power decreases

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Economics of Power Generation
Salvage value of the plant is always

Zero
Any of the listed here
Positive
Negative

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Economics of Power Generation
In two part tariff, variation in load factor will affect

None of the listed here
Both running and fixed charges
Running charges
Fixed charges

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Economics of Power Generation
The smaller the lagging reactive power drawn by the circuit

None of the listed here
The higher is the active power
The higher is the p. f.
The smaller is the p. f

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

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

None of the listed here
Increase
Remains same
Decreases

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