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Economics of Power Generation

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
1
0.75
0.5

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Economics of Power Generation
Generating capacity connected to the bus bars and ready to take load when switched on is known as

hot reserve
firm power
cold reserve
spinning reserve

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Economics of Power Generation
If C is the capacitance per phase for delta connected capacitor bank, then capacitance per phase for star connected the capacitor bank is

√3C
C/3
C/√3
3C

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Economics of Power Generation
Approximate estimation of power demand can be made by

All of the listed here
Statistical methods
Mathematical method
Load survey method

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

40 kV
80 kW
5 kW
120 kW

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Economics of Power Generation
In a 3 phase system, the line losses are

Invesely proportional tocos Ф
None of the listed here
Directly proportional to cos Ф
Inversely proportional to cos²Ф

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