Answer
$36^{\circ}$
Work Step by Step
Find the angle of refraction using Snell’s law.
$$n_1sin\theta_1= n_2sin\theta_2$$
$$\theta_2=sin^{-1}(\frac{n_1}{n_2}sin\theta_1) $$
$$=sin^{-1}(\frac{1.00}{1.56}sin67^{\circ}) =36^{\circ}$$
Physics: Principles with Applications (7th Edition)
by Giancoli, Douglas C.
Published by
Pearson
ISBN 10:
0-32162-592-7
ISBN 13:
978-0-32162-592-2
Chapter 23 - Light: Geometric Optics - Problems - Page 674: 28
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