Question

For what type of machines is the shaded pole starting method suitable?

(a) for outputs below 60 watt

(b) for output below 50 watt

(c) for output below 40 watt

(d) for output above 50 watt

The question was asked in examination.

I need to ask this question from Types of Motor in chapter Design of Single Phase Induction Motor of Design of Electrical Machines

Answer 1

The correct answer is (a) for outputs below 60 watt

Easy explanation: The efficiency of the shaded pole starting method is very low. The shaded pole starting method is used for outputs below 60 watts.