Conceptual Physics (12th Edition)

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

Chapter 35 - Think and Discuss: 91

Answer

No.

Work Step by Step

No, the observed wavelength can go down while the frequency goes up, and the speed of light (their product) can stay the same. The speed of red-shifted or blue-shifted light is still c.
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