Mathematics, 09.02.2021 19:20 S145571
The intensity, l, of light received at a source varies inversely as the square of the distance, d, from the source. If the light intensity is 52 foot-candles at 27 feet, find the light intensity at 9 feet.
Answers: 3
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The intensity, l, of light received at a source varies inversely as the square of the distance, d, f...
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