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Economics of Power Generation

Economics of Power Generation
When the power factor improved, the kW capacity of alternator is

Increased
Decreased
None of the listed here
Unaffected

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Economics of Power Generation
In which?of the following power plants the maintenance cost is usually high?

Thermal power plants
Hydro-electric power plants
Nuclear power plant
Diesel engine power plants

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Economics of Power Generation
Arc and induction furnaces operate on

Very high leading p. f.
Very Low lagging p. f.
None of the listed here
Very low leading p. f.

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Economics of Power Generation
The best location of p. f. Correction equipment to be installed on the transmission line is at the

Sending end
Middle end
Receiving end
None of the listed here

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Economics of Power Generation
In a 3 phase system, the line losses are

Directly proportional to cos Ф
Inversely proportional to cos²Ф
None of the listed here
Invesely proportional tocos Ф

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Economics of Power Generation
For any type of consumer the ideal tariif is

Any of the listed here
Two part tariff
Three part tariff
Block rate tariff

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