Question

What is the range of the winding factor for the usual windings distribution?

(a) 0.70-0.80

(b) 0.75-0.85

(c) 0.70-0.85

(d) 0.70-0.75

I got this question in an interview for internship.

My question comes from Design of Stator in chapter Design of Single Phase Induction Motor of Design of Electrical Machines

Answer 1

Right option is (b) 0.75-0.85

Explanation: The minimum value of the winding factor of the usual winding distribution is 0.75. The maximum value of the winding factor of the usual winding distribution is 0.85.