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Economics of Power Generation

Economics of Power Generation
Load factor for heavy industries may be taken as

10 to 20 %
70 to 80%
25 to 40%
50 to 70%

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Economics of Power Generation
Generators for peak load plants are usually designed for maximum efficiency at

25 to 50 % percent full load
Full load
50 to 75 % percent full load
25 percent overload

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

Remains same
None of the listed here
Decrease
Increase

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Economics of Power Generation
Approximate estimation of power demand can be made by

Statistical methods
All of the listed here
Load survey method
Mathematical method

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

Unaffected
Increased
Decreased
None of the listed here

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Economics of Power Generation
Most of the loads are

Capacitive
Resistive
None of the listed
Inductive

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