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Economics of Power Generation

Economics of Power Generation
A 130 MW generator is usually ____ cooled.

Nitrogen
Oxygen
Hydrogen
Air

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Economics of Power Generation
Alternators and transformers are rated in

kW
kVAR
kVA
None of the listed here

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

Increased
Unaffected
None of the listed here
Decreased

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Economics of Power Generation
An over excites synchronous motor on no load is called

Induction motor
Alternator
Synchronous condenser
Universal motor

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Economics of Power Generation
________ is invariably used for peak load

Steam turbine plant
None of these
Pumped storage plant
Nuclear power plant

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Economics of Power Generation
In order to improve the power factor in case of 3 phase loads, the capacitors are connected in

None of the listed here
Delta
Star or delta
Star

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