A light ray passes between two different media as shown in the figure. Let n1 be the index of refraction of material 1 and n2 be the index of refraction of material 2. Which of the following is true?
a)
n1 = n2
b)
n1 > n2
c)
n1 < n2
d)
It is not possible to determine the relationship between n1 and n2.
2.
A spherical mirror and a lens are immersed in water. Compared to how they work in air, which one will be more affected under water?