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Economics of Power Generation

Economics of Power Generation
The area under load curve gives

Energy consumed
Maximum demand
None of the listed here
Average demand

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Economics of Power Generation
The correct relation in the following is :

kVAR = kW tan Ф
kVAR = kW Sin Ф
Not listed here
kVAR = kW cos Ф

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Economics of Power Generation
When the power factor is increased

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

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Economics of Power Generation
Which of the following, in a thermal power plant, is not a fixed cost?

Insurance charges
Depreciation
Interest on capital
Fuel cost

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Economics of Power Generation
The connected load of a domestic consumer is around

5 kW
80 kW
120 kW
40 kW

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

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

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