The wave front shown at the left for light in air reaches the plane surface (shown by a slanted line) that bounds a medium with n = 1.50.

Which diagram below correctly shows the wave front while entering the medium at the right?

a.
A
b.
B
c.
C
d.
D
e.
E
Question 2The wave front shown at the left for light in air reaches the plane boundary between air and two transparent mediums with
n1 = 1.5 and
n2 = 3.00, respectively.
Which diagram below correctly illustrates the wave front after it has entered the two mediums at the right?
a.
A
b.
B
c.
C
d.
D
e.
E