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A three-phasesynchronous motor connectedto ac mains is running at fullload and unity power factor. Ifits shaft load is reduced byhalf - with field current heldconstant - its new power factorwill be

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A three-phasesynchronous motor connectedto ac mains is running at fullload and unity power factor. Ifits shaft load is reduced byhalf - with field current heldconstant - its new power factorwill be






 
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