Discussion :: Synchronous Motors
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A synchronous motor is connected to supply voltage V drawing current /. Resultant of v and back emf Eb is represented by E in the figure. From this diagram it can be concluded that
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A.
power factor it lagging
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B.
the resultant of V and Eb is consumed by synchronous impedance
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C.
current I leads the applied voltage by I
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D.
motor is running on full load
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Answer : Option B
Explanation :
the resultant of V and Eb is consumed by synchronous impedance
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