Physics · Magnetic Effects of Current

In an electric motor, what is the primary purpose of the commutator?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1To increase the motor speed
2To reverse the direction of current in the armature✓
3To decrease the motor speed
4To supply a constant unidirectional external voltage

Correct answer

To reverse the direction of current in the armature

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