Published by:
CGP EDU Academic Team
Published on: August 13, 2026
A monochromatic beam of light is incident at 600 on one face of an equilateral prism of refractive index n and emerges from the opposite face making an angle 
(n) with the normal (see the figure). For n = 
the value of 
is 60 0 and 
. The value of m is
Text Solution
Verified by ExpertsThe correct answer is:
2
(2)Snell ’ s Law on 1 st surface : 
= nsin r 1
...(i)
r 1 + r 2 = 60 0 ...(ii)
Snell ’ s Law on 2nd surface :
Using equation (i) and (ii)
for 
and 
──────────────────────────────────────────────────────────────────────────────────────────
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
READ THE INSTRUCTIONS CAREFULLYQUESTION PAPER FORMAT AND
MARKING SCHEME Maximum Marks : 240
1. The …
A large spherical mass M is fixed at one position and two identical point masses m are kept on a li…
The energy of a system as a function of time t is given as E(t) = A 2 exp(- t), where = 0.2 s -1 …
The densities of two solid spheres A and B of the same radii R vary with radial distance r as and …
Four harmonic waves of equal frequencies and equal intensities I0 have phase angles 0, /3, 2 /3 a…
For a radioactive material, its activity A and rate of change of its activity R are defined as , w…