The rotor of a single-phase induction motor is running at N rpm, what – McqOptions

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1.	The rotor of a single-phase induction motor is running at N rpm, what is the slip with respect to forward rotating flux?
A.	\( {N \over N_s}\)
B.	(NS - N) / NS
C.	(N + NS) / NS
D.	(N - NS) / NS
Answer» C. (N + NS) / NS

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