Conceptual Physics (12th Edition)

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

Chapter 28 - Think and Explain: 69


The red light exits first.

Work Step by Step

Blue/violet light travels more slowly in glass, compared to red light, so the red light will emerge first (though in practice, due to instrumental limitations, the race will probably be too close to call). This is discussed on page 529.
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