Question

There are four mediums, separated by three parallelinterfaces as shown in the figure.
incident raystrikes on the point A of first medium with angle ofincidence 60°and emerges from
point C as shown in the figure. The value of theta1 and theta2
is
04
B = 1
M = 43
Interface 3
C
62
Interface 2
Hz = (3/2)
Interface 1
He = 1
60"
(a) 4
(b)3
(c) 2
d) 1
​

Answer 1

A is the answer mate.....