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Economics of Power Generation

Economics of Power Generation
A load takes a current of I at a p. f. Of cos Ф. The wattless component of current is

I sin Ф
I cos Ф
None of the listed here
I tan Ф

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Economics of Power Generation
________ will be least affected due to charge in supply voltage frequency.

Ceiling fan
Electric clock
Room heater
Mixer grinder

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Economics of Power Generation
For a power plant which of the following constitutes running cost?

All of the listed here
Cost of fuel
Cost of wages
Cost of lubricants

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

Remains same
Decrease
Increase
None of the listed here

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Economics of Power Generation
Diversity factor has dirrect effect on the

Both fixed and running cost of unit generated
Running cost of unit generated
None of the listed here
Fixed cost of unit generated

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Economics of Power Generation
The least share of power in provided in india, by which of the following power plants?

Thermal power plant
Hydroelectric plant
Diesel power plant
Nuclear power plant

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