Evaluate the focal length of the lens

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Reference no: EM131562939

Question: Solve the given problems. All numbers are accurate to at least two significant digits.

When focusing a camera, the distance the lens must move from the infinity setting is given by r = f2/(p - f), where p is the distance from the object to the lens, and is the focal length of the lens. Solve for f.

Reference no: EM131562939

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