Mathematics · Induction Motors

A 4-pole, 3-phase induction motor operates from a supply having a frequency of 50 Hz. At what synchronous speed does the magnetic field of the stator rotate?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

11400 RPM
21000 RPM
31200 RPM
41500 RPM✓

Correct answer

1500 RPM

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A 4-pole, 3-phase induction motor operates from a supply having a frequency of 50 Hz. At what synchronous speed does the magnetic field of the stator rotate?

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A 4-pole, 3-phase induction motor operates from a supply having a frequency of 50 Hz. At what synchronous speed does the magnetic field of the stator rotate?

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