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Question
When the distance between a point source of light and a light meter is reduced from 6.0 m to 2.0 m, the intensity of illumination at the meter will be the original value multiplied by:A) 3
B) 9
C) 1/3
D) 1/9
E) 1
Answer
This answer is hidden. It contains 1 characters.
Related questions
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In a photoelectric effect experiment at a frequency above cut off, the number of electrons ejected is proportional to:
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Q:
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