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Economics of Power Generation

Economics of Power Generation
When the power factor is increased

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

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Economics of Power Generation
The smaller the lagging reactive power drawn by the circuit

The higher is the active power
The higher is the p. f.
None of the listed here
The smaller is the p. f

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Economics of Power Generation
The drawback of diminishing value method for calculating depreciation is that depreciation charges

Are small in early years
None of the listed here
Are high in later years
Are independent of rate of interest

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Economics of Power Generation
The main reason for low power factor of supply statem is due to the use of

Induction morors
Resistive load
Synchronous motors
All correct

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Economics of Power Generation
Large capacity generators are invariably

Forced air cooled
Water cooled
Natural air cooled
Hydrogen cooled

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Economics of Power Generation
Load shedding is done to

Improve power factor
Reduce peak demand
Repair the machine
Run the equipment efficiency

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