If an induction motor with certain ratio of rotor to stator slots, runs at 1/7 o

Question

If an induction motor with certain ratio of rotor to stator slots, runs at 1/7 of the normal speed, the phenomenon will be termed as

Options:

A . Humming

B . Hunting

C . Crawling

D . Cogging

Answer: Option C

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More Questions on This Topic :

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Question 7. The no-load speed of a 3-phase, 4-pole induction motor connected to a 3-phase, 50-Hz supply is expected to be ?rpm....to a 3-phase, 50-Hz supply is expected to be ?rpm.

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