Published by:
CGP EDU Academic Team
Published on: August 27, 2026
A light source of 
wave length produces a single slit diffraction. The first minima in diffraction pattern is seen, at a distance of 5 mm from central maxima. The distance between screen and slit is 2 meter. The width of slit in mm will be:
Text Solution
Verified by ExpertsThe correct answer is:
C
As we know that for first minima 
distance between slit and screen
width of the slit
Substituting the values of 
and 
, we get
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