4 A ray of light passes through equilateral Prism u 1 5 such

Last updated: 6/14/2023

4 A ray of light passes through equilateral Prism u 1 5 such that angle of incidence is equal to angle of emergence and the later is equal to 3 4th of Prism angle The angle of deviation is 1 60 2 30 3 45 4 120