A ray of light is incident on a surface of glass slab at an angle 
. If the lateral shift produced per unit thickness is 
, the angle of refraction produced is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
:
Here, angle of incidence 
Angle of refraction, 
?
Using 
or 
Substituting the values of the given quantities, we get
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