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If excitation will increase, then what will be the effect
on power factor? Will it decrease or increase?
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Answer Posted / bala sundaram
it will depend upon a machine.
alternator:
excitation current will increase means power factor will decrease bcoz E is increased & resultant E induced and load current phase angle is reduced so power factor reduced
synchronous motor
on over excitation it will increase a power factor.
| Is This Answer Correct ? | 28 Yes | 2 No |
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