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![Physics] Projection Lens problem : r/HomeworkHelp](http://i.imgur.com/63yAslZ.jpg "Physics] Projection Lens problem : r/HomeworkHelp")
Physics] Projection Lens problem : r/HomeworkHelp
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SOLVED:A certain slide projector has a 100 mm focal length lens. (a) How far away is the screen, if a slide is placed 103 mm from the lens and produces a sharp
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