A, B and C are the parallel sided transparent media of refractive index n1, n2 and n3 respectively. They are arranged as shown in the figure. A ray is incident at an angle q on the surface of separation of A and B which is as shown in the figure. After the refraction into the medium B, the ray grazes the surface of separation of the media B and C. Then, Sin q = ______.
parallel sided transparent media
(A)
(B)
(C)
(D)
puja kumari , 11 Years ago
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