Question

The rated current in induction motor for a three phase system is 100A. What can be the no load estimated current for the machine?

(a) 12 A

(b) 20 A

(c) 30 A

(d) 5 A

This question was posed to me in an interview for job.

The above asked question is from Induction Motor as a Transformer in chapter Induction Machines of Electrical Machines

Answer 1

Right option is (a) 12 A

Easy explanation: No load current in induction motor is 10-20% of full load current.