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Back to 25.7 Image Formation by Mirrors

25.7 Exercise 1

Avg difficulty 2.5

A student is testing the properties of a mirror with an unknown radius of curvature. The student notices that no matter how far an object is placed from the mirror, the image seen in the mirror is always upright and smaller than the object. What can the student deduce about this mirror?

  1. The mirror is convex.
  2. The mirror is flat.
  3. The mirror is concave.
  4. More information is required to deduce the shape of the mirror.

OpenStax College Physics 2e, 25.7 Image Formation by Mirrors, exercise 1

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Adapted from College Physics © 2022 Rice University. Licensed under CC BY 4.0. Sources: College Physics 2e, College Physics for AP® Courses 2e. Imported at revision f98d7a7.