Sunlight strikes the surface of a lake (index of refraction 1.33). A fish sees the sun underwater at an angle of 30.0° with respect to the normal. What angle do the sun's rays in air make with respect to the normal? (Drawing is not to scale.)
A. 22.1 degrees.
B. 40.6 degrees.
C. 41.7 degrees.
D. 48.8 degrees.
Answer:C
Sunlight strikes the surface of a lake (index of refraction 1.33). A fish sees the sun underwater at an angle of 30.0° with respect to the normal. What angle do the sun's rays in air make with respect to the normal? (Drawing is not to scale.)
A. 22.1 degrees. B. 40.6 degrees. C. 41.7 degrees. D. 48.8 degrees.