A glass sphere of radius 5 cm has a small bubble at a distance 2 cm from its centre.The bubble
Channel: Doubtnut
Date: 2021-11-02

A glass sphere of radius 5 cm has a small bubble at a distance 2 cm from its centre.The bubble is viewed along a Diameter of the sphere from the side on which it lies.How far from the surface will it appear.Refractive index of glass is 1.5  2.5 cm behind the surface