If a mica sheet of thickness t and refractive index μ is placed in the path of one of interfering beam in a double slit experiment then displacement of fringes will be : 
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
When a mica sheet is introduced in the path of one of interfering beams, the whole interference pattern is displaced by an amount 
( μ – 1) t in the direction of introduction of sheet.
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