A glass prism of refractive index 1 5 is immersed in a

Last updated: 6/26/2023

A glass prism of refractive index 1 5 is immersed in a liquid of refractive index as shown in the figure A light beam inciden 3 normally on the face PQ is totally reflected to reach the face QR if 1 5 sin 8 sin 8 O sine 0 9 0 0 8 9 34 2 4 3