Question

What is the range of the starting torque of shaded pole induction motor?

(a) 2-4

(b) 2-3.5

(c) 0.2-0.3

(d) 0.25-0.5

The question was asked in an online quiz.

Question is taken from Types of Motor topic in portion Design of Single Phase Induction Motor of Design of Electrical Machines

Answer 1

Correct choice is (c) 0.2-0.3

The explanation is: The range of starting torque in the capacitor induction motor is 2-3.5 and that of the repulsion start induction motor is 2-4. The range of the starting torque of the shaded pole induction motor is 0.2-0.3.