Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Part 6 - Multiple-Choice Practice Exam: 20


Light undergoes interference and can sometimes cancel completely.

Work Step by Step

This is discussed on page 549. The complete cancellation is shown in Figure 29.12b. It can superpose to equal the sum of the amplitudes, but can't be more than the sum.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.