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Economics of Power Generation

Economics of Power Generation
The area under load curve gives

Energy consumed
Maximum demand
Average demand
None of the listed here

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

0.6 lagging
0.95 lagging
1
0.75 lagging

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Economics of Power Generation
The power transformer is usually rated in

kWh
kVA
kW
kVAR

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Economics of Power Generation
The main reason for low power factor of supply statem is due to the use of

Resistive load
Synchronous motors
Induction morors
All correct

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Economics of Power Generation
Which of the following is an advantage of static capacitor for power factor improvement?

Little maintenance cost
Low losses
Ease in installation
All of the listed here

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Economics of Power Generation
Annual depreciation of the plant it proportional to the earning capacity of the plant vide

None of these
straight line depreciation
reducing balances depreciation
sinking fund depreciation

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