Happy23291 Happy23291
  • 13-03-2024
  • Physics
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Two converging lenses with focal lengths of (25 cm) and (29 cm) are combined to make a single lens. What is the focal length of the combination? Express your answer to two significant figures and include
a) (14 cm)
b) (17 cm)
c) (20 cm)
d) (23 cm)

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