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A 0.81 meter tall bat rests 2 meter from a thin converging lens of focal length 0.9 meter.find
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by natalie074 at May 20, 2011

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Use the formula f=uv/(u+v) Here f=.9m u=2m plug in and solve for v To find magnification divide v/u

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chitra003 May 20, 2011