Light enters at an angle of incidence transparent rod of

Last updated: 6/1/2023

Light enters at an angle of incidence transparent rod of refractive index n For what value of the refractive index of the material of the rod the light once entered into it will not leave it through its lateral face whatsoever be the value of angle of incidence 1 n 1 1 2 n 1 3 n 2