A slip ring Induction motor runs at 290 rpm at ___

A slip ring Induction motor runs at 290 rpm at full load, when connected to 50 Hz supply.

Determine the number of poles and slip.

A. P = 20, s = 3.33 %.
B. P = 40, s = 5.79 %.
C. P = 60, s = 0.96 %.
D. P = 50, s = 4.43 %.

Show Answer

Answer: A

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