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Economics of Power Generation

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

Unity
0.75 lag
0.8 lag
O. 8 lead

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

SAIL
BHEL
BEL
NTPC

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Economics of Power Generation
The load factor of domestic load is usually

50 to 60%
60 to 70%
10 to 15%
30 to 40%

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Economics of Power Generation
Incase of ______ fuel transportation is the major problem.

hydro-electric power plants
diesel power plants
thermal power plants
nuclear power plants

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Economics of Power Generation
The power transformer is usually rated in

kVA
kVAR
kWh
kW

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

Cold reserve
Hot reserve
Spinning reserve
Firm power

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