Lonnie Flicker
Wednesday, December 14, 2011
A certain lens focuses light from an object 2.40 m away as an image 48.6 cm on the same side of the lens. What
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A certain lens focuses light from an object 2.40 m away as an image 48.6 cm on the same side of the lens. What is its focal length? It is a diverging lens and the image is virtual.
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