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Economics of Power Generation

Economics of Power Generation
In a 3 phase system, the line losses are W at a p. f. Of 1 . If the power factor becomes 0.8 lagging, the losses will becomes

1.57 W
2 W
0.8 W
1.25 W

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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
Increase
Decrease

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Economics of Power Generation
In the diminishing value method for calculating depreciation, the annual depreciation charge is independent of

Scrap value
The rate of interest
Useful life of equipment
Initial value of equipment

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

Flat rate tariff
Any of the listed here
Two part tariff
Maximum demand tarriff

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Economics of Power Generation
Generating capacity connected to the bus bars and ready to take load when switched on is known as

hot reserve
spinning reserve
firm power
cold reserve

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Economics of Power Generation
The connected load of a IVMIM uir consumer is around

120 kW
5 kW
80 kW
40 kV

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