A drop of water on a countertop refl ects light from a fl
Chapter , Problem 40(choose chapter or problem)
A drop of water on a countertop refl ects light from a fl ower held 3.0 cm directly above it. The fl owers diameter is 2.0 cm, and the diameter of the fl owers image is 0.10 cm. What is the focal length of the water drop, assuming that it may be treated as a convex spherical mirror?
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