Fundamentals of Physics Extended (10th Edition)

Published by Wiley
ISBN 10: 1-11823-072-8
ISBN 13: 978-1-11823-072-5

Chapter 34 - Images - Problems - Page 1041: 77a

Answer

Converging.

Work Step by Step

Since $m$ is greater than one, the image is noninverted and enlarged. Only converging lenses can produce noninverted and enlarged images. Therefore, the lens is converging. In addition, the positive value of the focal length in answer 77b proves that the lens is converging, since only converging lenses have positive focal lengths.
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