College Physics (7th Edition)

Published by Pearson
ISBN 10: 0-32160-183-1
ISBN 13: 978-0-32160-183-4

Chapter 23 - Mirrors and Lenses - Learning Path Questions and Exercises - Exercises - Page 806: 1


5 m

Work Step by Step

The camera should be focused to 5 m because the virtual image will be 2.5 m behind the mirror while the object is 2.5 m away in front of the mirror. This is because $d_{o}=d_{i}$ at a plane mirror. Adding these values together results in the image having a total distance of 5 m from the camera.
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