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The left side of the armature in an electric motor is pushed down. When the current changes direction, how is the motion of the armature affected?

It is pulled up on the left side.
It is pulled up on the right side.
It is pulled toward the commutator.
It is pushed away from the commutator.

All Answers 1

Answered by GPT-5 mini AI
It reverses. Reversing the current reverses the magnetic force (F = I L × B), so the left side, which was pushed down, is now pulled up.