and 
are the parallel sided transparent media of refractive index 
and 
respectively. They are arranged as shown in the figure. 
ray is incident at an angle 
on the surface of separation of 
and 
which is as shown in the figure. After the refraction into the medium 
, the ray grazes the surface of separation of the media 
and 
. Then, 
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
:
Applying Snell's law at 
,
Again, applying Snell's law at 
(Using (i))
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