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Economics of Power Generation
During load shedding
System voltage is reduced
System power factor is changed
System frequency is reduced
Some loads are switched off
System voltage is reduced
System power factor is changed
System frequency is reduced
Some loads are switched off
Answer
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Related Question
Economics of Power Generation
Load factor of a power station is generally
less than unity
more than unity
equal to zero Diversity factor is always
equal to unity
less than unity
more than unity
equal to zero Diversity factor is always
equal to unity
Answer
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Economics of Power Generation
An over excites synchronous motor on no load is called
Alternator
Universal motor
Synchronous condenser
Induction motor
Alternator
Universal motor
Synchronous condenser
Induction motor
Answer
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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 tan Ф
None of the listed here
I cos Ф
I sin Ф
I tan Ф
None of the listed here
I cos Ф
I sin Ф
Answer
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Economics of Power Generation
Load factor of a power station is defined as
(average load x maximum demand)172
average load/maximum demand
average load x maximum demand
maximum demand/average load
(average load x maximum demand)172
average load/maximum demand
average load x maximum demand
maximum demand/average load
Answer
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Economics of Power Generation
An ideal value of power factor is
0.5
0.8
0.75
1
0.5
0.8
0.75
1
Answer
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