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Physics, 24.06.2019 13:30 simplekaryme0

Atoy insect viewer for kids consists of a plastic container with a lens in the lid. the kid is 12 cm from the bottom of the container. the lens produced a magnified image of an insect on the bottom of the container. if the magnification is 4.0 what is the focal length of the lens?

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Atoy insect viewer for kids consists of a plastic container with a lens in the lid. the kid is 12 cm...
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