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Economics of Power Generation

Economics of Power Generation
Load factor of a power station is generally

equal to zero Diversity factor is always
equal to unity
more than unity
less than unity

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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
A synchronous condenser improve p. f. by taking

Both leading and lagging kVAR
Lagging kVAR
None of the listed here
Leading kVAR

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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

Star or delta
None of the listed here
Delta
Star

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Economics of Power Generation
When the power factor is increased

Active power decreases
Active power increases
Line current decreases
Line current increases

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

Nuclear power plant
Hydroelectric plant
Base load plant
Peak load plant

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