Answer
a) Negative
b) Positive
Work Step by Step
Just use the right hand rule in both alternatives. If the direction of the force is opposite to the right-hand rule, the charge is negative. If not, the charge is positive
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (3rd Edition)
by Knight, Randall D.
Published by
Pearson
ISBN 10:
0321740904
ISBN 13:
978-0-32174-090-8
Chapter 32 - The Magnetic Field - Conceptual Questions - Page 955: 10
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