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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
0.75 lag
Unity
0.8 lag
O. 8 lead
0.75 lag
Unity
0.8 lag
O. 8 lead
Answer
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Related Question
Economics of Power Generation
The most economical power factor for a consumer is generally
0.75 lagging
0.95 lagging
1
0.6 lagging
0.75 lagging
0.95 lagging
1
0.6 lagging
Answer
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Economics of Power Generation
Power generation cost reduces as
Both diversity factor as well as load factor increase
Diversity factor decreases and load factor increases
Both diversity favtor as well as load factor decrease
Diversity factor increases and load factor decreases
Both diversity factor as well as load factor increase
Diversity factor decreases and load factor increases
Both diversity favtor as well as load factor decrease
Diversity factor increases and load factor decreases
Answer
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Economics of Power Generation
Incase of ______ fuel transportation is the major problem.
nuclear power plants
diesel power plants
hydro-electric power plants
thermal power plants
nuclear power plants
diesel power plants
hydro-electric power plants
thermal power plants
Answer
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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
High cost of equipment for a given load
All of these
Poor voltage regulation
Increased transmission losses
Answer
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Economics of Power Generation
Which of the following devices may be used to provide protection against lightening over voltages ?
Horn gaps
All of these
Surge absorbers
Rod gaps
Horn gaps
All of these
Surge absorbers
Rod gaps
Answer
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