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Economics of Power Generation

Economics of Power Generation
By the use of which of the following power factor can be improved?

Synchronous compensators
Phase advancers
Static capacitors
Any of the listed here

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Economics of Power Generation
Depreciation charge are high in case of

Hydroelectric plant
Diesel plant
Diesel plant
Thermal plant

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Economics of Power Generation
Most fundamental method for calculating the depreciation of equipment is

Sinking fund method
None of the listed here
Straight line method
Diminishing value method

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

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

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

Arc lamps
Fluorescent tubes
Incandescent lamp
Induction motors

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

1
0.95 lagging
0.75 lagging
0.6 lagging

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