Published by:
CGP EDU Academic Team
Published on: September 12, 2026
ray
incident on the refracting face
is refracted in the prism
as shown in the figure and emerges from the other

refracting face
as
such that
. If the angle of prism
and the refractive index of the material of prism is
, then the angle of deviation of the ray is
Text Solution
Verified by ExpertsThe correct answer is:
A

Given
and 


Applying Snell's law on face AB.


Similarly, 
In a prism, deviation

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