Question #54ef3

1 Answer
Apr 25, 2017

(n_1)/(n_2)=(v_2)/(v_1),

Where n is the refractive index of the medium
and v is the speed of light in the medium.

Explanation:

Index of refraction, n=c/v.

Thus, nv=constant.

n_1v_1 = n_2 v_2
(n_1)/(n_2)=(v_2)/(v_1)