Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 26 - Geometrical Optics - Conceptual Questions - Page 938: 11

Answer

Please see the work below.

Work Step by Step

We know that the light coming upward from the bottom of the mug is bent away from the normal if the mug is completely filled with water. Therefore, the light can propagate to our eyes and make the bottom of the mug visible.
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