33. Geometric Optics
Mirror Equation
6:00 minutes
Problem 26
Textbook Question
Textbook Question(II) Let the focal length of a convex mirror be written as ƒ = ―|ƒ| . Show that the lateral magnification m of an object a distance dₒ from this mirror is given by m = |ƒ| / (dₒ +|ƒ| ) . Based on this relation, explain why your nose looks bigger than the rest of your face when looking into a convex mirror.
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