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Mathematics, 22.07.2020 01:01, lolah7516
The intensity I of light emitted from a light bulb varies inversely as the square of the distance D from the bulb. If the intensity is 108 lumens at a distance of 12 meters, what is the intensity at a distance of 7 meters?
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Answers: 3
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The intensity I of light emitted from a light bulb varies inversely as the square of the distance D...
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