PHYSICS · Single correct · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction
Problem
Medium P has an absolute refractive index of 1.60. The refractive index of medium Q with respect to P is 0.75, and the refractive index of medium R with respect to Q is 1.20. Find the absolute refractive index of medium R.
(a) 1.78
(b) 1.44
(c) 1.20
(d) 1.60