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posted by  WritingOnWalls on 11/6/2009 8:13:39 PM  |  status: Live  |  Earned Karma: 0

Physics - Focal Length and Magnification

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Calculus Based Physics N/A N/A N/A 11/12/2009 at 10:00:00 AM
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A screen is placed 30.0 m away from a projector. A slide is placed 15 cm from the objective. a) What is the focal length of the necessary objective? b) What is the magnification of this system? c) If the object is a 2.0 cm high letter "L", how will the image be oriented (draw below), and how large will it be?

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