University Physics with Modern Physics (14th Edition)

Published by Pearson
ISBN 10: 0321973615
ISBN 13: 978-0-32197-361-0

Chapter 35 - Interference - Problems - Discussion Questions - Page 1180: Q35.12



Work Step by Step

Destructive interference could never be properly accounted for. Intensities are always zero or positive, so two beams of light could never “cancel” to zero if we added intensities.
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