5 ABC is a right angled prism of transparent material of

Last updated: 6/24/2023

5 ABC is a right angled prism of transparent material of refractive index such that ZB is smaller than ZA as shown in figure A ray of light incident normally on the face AB emerges parallel to the incident ray after two internal reflections then theeet minimum value of is 1 3 1 sin A sin A sin R C 2 sinB B Telegram oeet 4 sin A sin B