Question

The speed of light in a medium of R.I. 3/2 will be​

Answer 1

Answer:

Explanation:

Refractive index medium = speed of light in vacuum / speed of light in the medium

let the speed of light in glass = v

thus 3/2 = 3×10⁸ / v

⇒v = 3×10⁸ ×2/3

⇒ v = 2×10⁸ m/s

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