In a Young's double slit interference experiment, the fringe width obtained with a light of wavelength 
was 1.2 mm for parallel narrow slits placed 2 mm apart. In this arrangement, if the slit separation is increased by one-and-half times the previous value, then the fringe width is
Text Solution
Verified by ExpertsThe correct answer is:
B
By Young's double slit interference experiment, 
.
Given, 
So, 
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