All answers should be in degrees.

Question

(a) Using the result of Lecture 31 Question 3, and Snell's law, derive and evaluate for the secondary rainbow for the following values of the incidence angle and index of refraction .
1 , 1.4

incorrect

45 , 1.3

incorrect

87 , 1.55

incorrect

(b) For a given index of refraction , determine the value of the incidence angle that minimized , and the correspondent value of .

1.4


incorrect



incorrect

1.3


incorrect



incorrect

(c) What is the angle of incidence of light on a spherical raindrop that will lead to the red ( ) in the secondary rainbow?

incorrect

What is the associated value of ?

Answer 1

anyone