Might be treated as a convex spherical mirror

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A drop of water on a countertop reflects light from a flower held2.6 cm directly above it. The flower's diameter is 2.0 cm, and the diameter of the flower's image is 0.19 cm. What is the focal length of the water drop, assuming that it might be treated as a convex spherical mirror?

Reference no: EM13658580

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