Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 22 - Magnetism - Problems and Conceptual Exercises - Page 792: 2

Answer

Downward.

Work Step by Step

We know that the magnetic field in the continental United States is directed towards the north. In such a field, according to the right hand rule, the direction of the magnetic force on a positively charged particle moving towards the east is upward. Thus, we can conclude that the direction of the magnetic force on a negatively charged particle moving towards the east is downward.
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