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Economics of Power Generation

Economics of Power Generation
A load takes a current of I at a p. f. Of cos Ф. The wattless component of current is

I tan Ф
I cos Ф
I sin Ф
None of the listed here

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

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

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

120 kW
40 kV
80 kW
5 kW

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Economics of Power Generation
Which of the following is an advantage of static capacitor for power factor improvement?

All of the listed here
Ease in installation
Low losses
Little maintenance cost

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Economics of Power Generation
______ public sector undertaking is associated with erection and sometimes running of thermal power plants.

NTPC
SAIL
BEL
BHEL

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Economics of Power Generation
power plant cannot have single unit of 100 MW.

Diesel
Hydroelectric
Any of the above
Steam
Nuclear

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