A 3 phase I.M. is running with speed 1455 rpm on full load then its s – McqOptions

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1.	A 3 phase I.M. is running with speed 1455 rpm on full load then its synchronous speed must be ____ rpm.
A.	1600
B.	1500
C.	2000
D.	1000
Answer» C. 2000

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