USE--quiz3A@@!#!@

USE--quiz3A@@!#!@ - Physics 1C Spring 2011: Quiz 3 Version...

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Physics 1C Spring 2011: Quiz 3 Version A 1 05.03.10 Closed book. No work needs to be shown for multiple-choice questions. 1 . If a man wishes to use a plane mirror on a wall to view both his head and his feet as he stands in front of the mirror, the minimum required length of the mirror: a. is equal to the height of the man. b. is equal to one half the height of the man. c. depends only on the distance the man stands from the mirror. d. depends on both the height of the man and the distance from the man to the mirror. e. is equal to one quarter the height of the man. 2 . A convex spherical mirror has a radius of curvature of 24 cm. An object is placed 6.0 cm in front of the mirror. The image position is: a. 4.0 cm behind the mirror. b. 4.0 cm in front of the mirror. c. 12 cm behind the mirror. d. 12 cm in front of the mirror. e. at infinity. 3 . You are projecting 35mm slides onto a wall 2.6m from the projector. The projector has a single lens with focal length 12cm. (i) How far should the slides be from the lens? (ii) How
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USE--quiz3A@@!#!@ - Physics 1C Spring 2011: Quiz 3 Version...

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