Q 58

Expert-verifiedFound in: Page 993

Book edition
4th

Author(s)
Randall D. Knight

Pages
1240 pages

ISBN
9780133942651

There’s one angle of incidence onto a prism for which the light inside an isosceles prism travels parallel to the base and emerges at angle .

a. Find an expression for in terms of the prism’s apex angle and index of refraction .

b. A laboratory measurement finds that = 52.2° for a prism shaped like an equilateral triangle. What is the prism’s index of refraction?

a)

b) Refractive index is equal to 1.58

We need to find out :

a) Expression of in terms of

b) Refractive index of prism with

Using Figure, we can write as :

Substituting the value in equation 1.

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