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Economics of Power Generation

Economics of Power Generation
Arc and induction furnaces operate on

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

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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 in working order,

Firm power
Cold reserve
Hot reserve
Spinning reserve

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Economics of Power Generation
A consumer has to pay lesser fixed charges in

two part tariff
flat rate tariff
any of the above
maximum demand tariff

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Economics of Power Generation
When power factor is improved, the lagging kVAR drawn from the supply will

Remains same
None of the listed here
Decrease
Increase

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Economics of Power Generation
For the same cylinder dimensions and speed, which of the following engine will produce least power?

Petrol engine
Diesel engine
Supercharged engine
All of these

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

1
0.6 lagging
0.95 lagging
0.75 lagging

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