Question

Relatively a squirrel-cage induction motor is advantageous over wound rotor type induction motor of identical rating due to ___________

(a) less conductor material used

(b) larger leakage flux

(c) large starting torque

(d) all of the mentioned

This question was addressed to me by my college director while I was bunking the class.

My question is taken from Applications of Polyphase Induction Motors topic in chapter Induction Machines of Electrical Machines

Answer 1

Correct option is (a) less conductor material used

To elaborate: Squirrel cage induction motor has lesser starting torque.