The intensity of light that falls on an object is given by the formula I = P/d
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Mathematics, 02.04.2020 02:07 angelinaranee15
The intensity of light that falls on an object is given by the formula I = P/d
In the formula, d is the distance from the light source,
P is the power in lumens, and I is the intensity of light in lumens per square meter.
An object being photographed is 3 meters from a 72-lumen light source.
What is the intensity in lumens per square meter?
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