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Economics of Power Generation

Economics of Power Generation
The power transformer is usually rated in

kVAR
kWh
kW
kVA

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Economics of Power Generation
The area under load curve gives

Average demand
Maximum demand
Energy consumed
None of the listed here

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Economics of Power Generation
Which of the following is the disadvantage due to low power factor ?

All of these
Poor voltage regulation
Increased transmission losses
High cost of equipment for a given load

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Economics of Power Generation
The most economical power factor for a consumer is generally

1
0.95 lagging
0.6 lagging
0.75 lagging

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Economics of Power Generation
power plant cannot have single unit of 100 MW.

Any of the above
Hydroelectric
Nuclear
Diesel
Steam

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Economics of Power Generation
In a power plant if the maximum demand on the plant is equal to the plant capacity, then

Load factor will be unity
Plant reserve capacity will be zero
Diversity factor will be unity
Load factor will be nearly 60%

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