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The loss for the sleeve bearing having stator outer diameter 150 mm and 1000 rpm is 3.7 W.

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The loss for the sleeve bearing having stator outer diameter 150 mm and 1000 rpm is 3.7 W.

(a) true

(b) false

I have been asked this question during a job interview.

Origin of the question is Operating Characteristics in portion Design of Single Phase Induction Motor of Design of Electrical Machines

1 Answer

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Best answer
Right choice is (a) true

The explanation is: The sleeve bearing having a stator outer diameter of 150 mm has losses at different running speed. The 1000 rpm machine gives loss of 3.7 W.

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