Questions
In a room containing smoke particles, the intensity due to a source of light will :
a
obey the inverse square law
b
be constant at all distances
c
increase with distance from the source than the inverse fourth power law
d
fall faster with distance from the source than the inverse fourth power law
detailed solution
Correct option is D
The inverse square law and inverse fourth power law do not hold in smoked filled room. So, the intensity of source falls faster.Talk to our academic expert!
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