Questions
Intensity due to point light source :
a
∝r
b
∝1r
c
∝1r2
d
constant
detailed solution
Correct option is C
For point source I∝1r2Talk to our academic expert!
Similar Questions
A photoelectric cell is illuminated by a point source of light 2 m away. When the source is shifted to 1 m, towards the cell then
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