Question

Refractive index of glass is 3/2 Then the speed of light in glass is
A) 3 x 10 8 m/s B) 2 x 10 7m/s C) 3 x 10 6 m/s D) 2 10 8 m/s​

Answer 1

Answer:

Option D is correct.

2 * 10⁸

Explanation:

μ = V in air/ V in medium.

3/2 = 3*10⁸/x

x = 2 * 10⁸