User:Izalithium/physics

A)

sin θ2 = (n1 sin θ1)/n2 = [(1.00) sin 46°]/1.33 = 0.54

θ2 = sin-1(0.54) = 33°

Since θ2 is less than θ1, the refracted ray is bent toward the normal.

B)

sin θ2 = (n1 sin θ1)/n2 = [(1.33) sin 46°]/1.00 = 0.96

θ2 = sin-1(0.96) = 74°