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Q#1 Synchronous Machines GATE EE 2007 MCQ +2 marks -0.66 marks

A three-phase synchronous motor connected to ac mains is running at full load and unity power factor. If its shaft load is reduced by half, with field current held constant, its new power factor will be

Unity

Leading

Lagging

Dependent on machine parameters

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Electrical Machines 390 0 0
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EMFT EE 9 0 0
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