Conceptual Physics (12th Edition)

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

Part 8 - Multiple-Choice Practice Exam: 8

Answer

As a blinking light source approaching you gains speed, you see the frequency of flashes increase.

Work Step by Step

This is discussed on page 669, and in Figure 35.15.
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