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Physics
For light diverging form a finite point source
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Q. For light diverging form a finite point source
KCET
KCET 2022
Wave Optics
A
The wave front is parabolic
50%
B
The intensity at the wave front does not depend on the distance
0%
C
the wave front is cylindrical
50%
D
the intensity decreases in proportion to the distance squared.
0%
Solution:
$I \propto \frac{1}{ d ^{2}}$