2. A 4 pole 3-phase induction motor operates from a 60 Hz supply calculate (a) the speed at which the magnetic field of the stator is rotating (b) the speed of the rotor when the slip is 0.03 (c) frequency of the rotor current when the slip is 0.02 (d) the frequency of the rotor current at stand still

2. A 4 pole 3-phase induction motor operates from a 60 Hz supply calculate (a) the speed at which the magnetic field of the stator is rotating (b) the speed of the rotor when the slip is 0.03 (c) frequency of the rotor current when the slip is 0.02 (d) the frequency of the rotor current at stand still

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter51: Electric And Electronic Braking

Section: Chapter Questions

Problem 2SQ: Differentiate between the AC and DC magnetic fields applied to an induction motor stator.

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