An induction motor is an electric machine that converts electrical energy into mechanical energy by means of electromagnetic induction. Unlike other electric motors, these motors do not require a separate excitation current to their rotors.

An induction motor is an electric machine that converts electrical energy into mechanical energy by means of electromagnetic induction. Unlike other electric motors, these motors do not require a separate excitation current to their rotors.
I haven’t failed. I’ve just found 10,000 ways that won’t work.
The man who removes a mountain begins by carrying away small stones.