For 3phase I.M,the synchronous speed of rotating magnetic field is 100 – McqOptions

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1.	For 3phase I.M,the synchronous speed of rotating magnetic field is 1000 rpm,speed of rotor is 970 rpm ,then slip is
A.	0.01
B.	0.06
C.	0.03
D.	0.05
Answer» D. 0.05

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