Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (3rd Edition)

Published by Pearson
ISBN 10: 0321740904
ISBN 13: 978-0-32174-090-8

Chapter 27 - Gauss's Law - Exercises and Problems - Page 805: 2

Answer

See the figure below,

Work Step by Step

Since the outer part has a greater (positive) charge magnitude than the inner one (that is negatively chRarged), the net charge of the whole object is positive. This means that the net electric field is radially outward. And yet, there is an electric field between the outer part and the inner part, as we can see in the figure below.
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