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Unformatted text preview: Quiz 5a Name: Date: Phys224 Spring 2010 Dr. P. Hanlet Concept (3 points each) 1. A typical converging lens has the shape: (a) convex-convex (b) convex-concave (c) concave-convex (d) concave-concave 2. In the following diagram, the stick-figure fish stalker observes the fish in the water, and the fish observes the stalker in air. Does the fish stalker observe the fish at “a” or “b” and does the fish observe the stalker’s eyes at “c” or “d”? b c d a Using the figure, if one draws rays from the objects and allows them to refract an ar- bitrary amount at the water-air interface, then what the eyes perceive is the position of the object is from where the straight line appears to originate; i.e. the extensions of the rays. (a) a & c (b) a & d (c) b & c (d) b & d 1 Problem (10 pts) Show your work!!! If I can read it, I will give you partial credit!!! Correct answers without work will NOT get full credit....
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- Spring '10