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Economics of Power Generation

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

0.95 lagging
0.75 lagging
1
0.6 lagging

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Economics of Power Generation
Load shedding is done to

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

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Economics of Power Generation
The only motor that can be worked at leading power factor is

3-phase induction motor
None of the listed here
Synchronous motor
1- phase induction motor

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Economics of Power Generation
Which of the following is the disadvantage due to low power factor ?

Poor voltage regulation
High cost of equipment for a given load
Increased transmission losses
All of these

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

Base load plant
Hydroelectric plant
Peak load plant
Nuclear power plant

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Economics of Power Generation
Major share of power produced in india is through

Diesel power station
Thermal power plant
Nuclear power plant
Hydroelectric plant

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