SOLUTION: The intensity of light varies with the square of the distance from the bulb. Suppose that the intensity of a 100 watt light bulb at a distance of 2 meters is 0.075 foot candles. De

Algebra ->  Rational-functions -> SOLUTION: The intensity of light varies with the square of the distance from the bulb. Suppose that the intensity of a 100 watt light bulb at a distance of 2 meters is 0.075 foot candles. De      Log On


   



Question 1118999: The intensity of light varies with the square of the distance from the bulb. Suppose that the intensity of a 100 watt light bulb at a distance of 2 meters is 0.075 foot candles. Determine the intensity of the bulb at a distance of 5 meters. Round answer to 3 decimal places.


Answer by josgarithmetic(39626) About Me  (Show Source):
You can put this solution on YOUR website!
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The intensity of light varies INVERSELY with the square of the distance from the bulb.
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I=k%2Fd%5E2
I, intensity
k, variation constant
d, distance from bulb