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Economics of Power Generation

Economics of Power Generation
In India production and distribution of electrical energy is confined to

private sector
None of these
public sector
joint sector
government sectors

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Economics of Power Generation
When the demand of consumer is not met by a power plant, it will resort to which of the following?

Load shedding
Power factor improvement at the generators
Efficient plant operation
Penalising high load consumers by increasing the charges for electricity

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Economics of Power Generation
Load shedding is done to

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

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Economics of Power Generation
A load drwas active power(P), apparent power(S) and reactive power (Q) from the line. The power factor of the load is

P/S
S/P
Q/P
P/Q

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

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Economics of Power Generation
For given active power and voltage, the current drawn is minimum when the value of power factor is

O. 8 lead
0.75 lag
Unity
0.8 lag

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