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Economics of Power Generation

Economics of Power Generation
The best location of p. f. Correction equipment to be installed on the transmission line is at the

Receiving end
None of the listed here
Middle end
Sending end

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Economics of Power Generation
________ will be least affected due to charge in supply voltage frequency.

Ceiling fan
Room heater
Electric clock
Mixer grinder

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Economics of Power Generation
A load draws a power of 10 kW at a power factor of 0.707 lagging. The lagging kVAR drawn from the supply will be

10 kVAR
15kVAR
5 kVAR
20 kVAR

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Economics of Power Generation
Maximum demand tariff is generally not applied to domestic consumers because

Their load factor is low
None of the listed here
Their maximum demand is low
They consume less power

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

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Economics of Power Generation
When the power factor is improved, the lagging kVAR drawn from the supply will

Increase
Remains same
Decreases
None of the listed here

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