A single slit of width a is illuminated by violet light of wavelength 
and the width of the diffraction pattern is measured as y. When half of the slit width is covered and illuminated by yellow light of wavelength 
, the width of the diffraction pattern is:
A
The pattern vanishes and the width is zero
B
C
D
None of these
Text Solution
Verified by ExpertsThe correct answer is:
C
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