In a single slit diffraction of light of wavelength λ λ by a slit of width e, the size of the central maximum on a screen at a distance b is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
The direction in which the first minima occurs is θ (say). Then 
or 
or, 
when θ small)
Width of the central maximum 
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