University Physics with Modern Physics (14th Edition)

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

Chapter 34 - Geometric Optics - Problems - Exercises - Page 1151: 34.3

Answer

9.0 cm. The image of the tip is closer.

Work Step by Step

For a plane mirror, the virtual image is the same size as the object. For a plane mirror, the image of the lead and of the tip are the same distance behind the mirror as the objects are in front of the mirror. The tip is closer to the mirror, so its image is closer to the mirror.
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