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26.5 Exercise 3

Avg difficulty 2.5

Two concave lenses, of focal lengths 500 mm and 20 mm, are used in the construction of a telescope. Given any potential arrangement, what is the largest possible magnification the telescope may have?

  1. 100×
  2. 10,000×
  3. 25×
  4. 4×

OpenStax College Physics 2e, 26.5 Telescopes, exercise 3

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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.