Lesson: Chapter 13 — Electromagnetism and electromagnetic induction

The force on a current in a magnetic field 2 of 4 Reset answers

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Question 2

Which change would NOT make the force on the wire larger?

A Reversing the current B A longer wire in the field C A larger current D A stronger magnet

The right answer is the one marked above.

Reversing the current. That changes the direction of the force, not its size.

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