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Economics of Power Generation

Economics of Power Generation
The expected useful life of an hydroelectric power station is around

60 years
15 years
30 years
100 years

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

0.5 lagging
0.95 lagging
0.5 leading
0.95 leading

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Economics of Power Generation
______ is the reserved generating capacity available for service under emergency conditions which is not kept in operation but but in working order.

Hot reserve
Firm power
Spinning reserve
Cold reserve

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Economics of Power Generation
Which plant can never have 100 percent load factor?

Peak load plant
Hydroelectric plant
Nuclear power plant
Base load plant

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Economics of Power Generation
Low power factor is usually not due to

Induction motors
Fluorescent tubes
Incandescent lamp
Arc lamps

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Economics of Power Generation
Annual depreciation cost is calculated by

None of the listed here
Both sinking fund and straight line method
Sinking fund method
Straight line method

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