Mathematics · Electrical Machines

A 3-phase induction motor has a supply frequency of 50 Hz. When the rotor is stationary, the frequency of the rotor current is ______.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

150 Hz✓
225 Hz
30 Hz
4100 Hz

Correct answer

50 Hz

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A 3-phase induction motor has a supply frequency of 50 Hz. When the rotor is stationary, the frequency of the rotor current is ______.

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A 3-phase induction motor has a supply frequency of 50 Hz. When the rotor is stationary, the frequency of the rotor current is ______.

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