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A synchronous motor is operating on no-load at unity power factor. If the field current is increased, power factor will become (A) Leading &

A synchronous motor is operating on no-load at unity power factor. If the field current is increased, power factor will become (A) Leading & current will decrease (B) Lagging & current will increase. (C) Lagging & current will decrease. (D) Leading & current will increase.

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