In a Fraunhofer diffaction experiment at a single slit using a light of wavelength 
, the first minimum is formed at an angle of 
. The direction 
of the first secondary maximum is given by
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
: For Fraunhofer diffraction at single slit, the equation for secondary maxima is given by
For the 
secondary minima, 
.
i.e., 
for secondary maxima
.
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