A light ray enters through a right angled prism at point P with the angle of incidence 
as shown in figure. It travels through the prism parallel to its base BC and emerges along the face AC. The refractive index of the prism is [NEET 2024]
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Given, the rays in the prism is parallel to base
i.e. 
……… . (i)
For AB interface,
…… .. (ii)
For AC interface,
[from Eq. (i)]
…… .. (iii)
We know that, 
From Eqs. (ii) and (iii), we get
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