Q. For light diverging form a finite point source

616 117 KCETKCET 2022Wave Optics Report Error

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:

$I \propto \frac{1}{d ^{2}}$