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Economics of Power Generation

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

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

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

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

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Economics of Power Generation
The correct relation in the following is :

kVAR = kW Sin Ф
kVAR = kW cos Ф
kVAR = kW tan Ф
Not listed here

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Economics of Power Generation
The lagging reactive power drawn by a load is zero. The power factor of the load is

None of the listed here
0.75
1
0.5

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Economics of Power Generation
The area under a load curve gives

average demand
None of these
maximum demand
energy consumed

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Economics of Power Generation
Improving the power factor means making it

Close to unity
Zero
Less than 0.5
None of the listed here

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