Weekly Problems Feb 2

# Weekly Problems Feb 2 - Discussion Problems 2 Due in...

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Unformatted text preview: Discussion Problems 2 Due in section week of Feb 2, 2008 Figure 1: Left: Flat mirror. Right: Convex mirror, radius of curvature r . Note, the curvature has been exaggerated for clarity. Problem 2 An object 1cm in length is placed 20cm above the surface of the water in an aquarium. A concave mirror (with focal length 90cm) is placed 100cm below the surface. A real image is formed above the water. (a) Draw a ray diagram, remembering to account for refraction at the surface. (b) Compute the height of the image and it’s distance above the water. 1 Problem 1 Problem 2 An object 1 cm in length is placed 20 cm above the surface of the water in an aquarium. A concave mirror (with focal length 90 cm) is placed 100 cm below the surface. A real image is formed above the water. Use small angle approximations. a. Draw a ray diagram, remembering to account for refraction at the surface. b. Compute the height of the image and it’s distance above the water....
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