Question

What is the synchronous speed of a 3-phase induction motor if has 9 poles and its frequency is 50 Hz?

a.

700 rpm

b.

600 rpm

c.

650 rpm

d.

666.667 rpm

Posted under Mechatronics

Answer: (d).666.667 rpm

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Q. What is the synchronous speed of a 3-phase induction motor if has 9 poles and its frequency is 50 Hz?

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