Asked by D.J
if you were to move the light sencor in an experiment 5 times further from the light as it was before, by what fraction would the light intensity change????
Answers
Answered by
drwls
I would be 25 times less, because of the INVERSE SQUARE law.
This assumes that the light source is not a focused beam, but instead radiates in all directions.
This assumes that the light source is not a focused beam, but instead radiates in all directions.
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