Question

A ray of light is incident on the surface of separation of a medium with the velocity of light at an
angle 45° and is refracted in the medium at an angle 30°, what will be the velocity of light in the
medium?
(1) 2.121 x 108 m/s (2) 2 x 108 m/s (3) 2.25 x 108 m/s (4) 2.5 x 108 m/s
Tf snood of 1:
bt​

Answer 1

Answer:

sorry dont know the answer