Answer Happy

Posted: **Thu Jul 14, 2022 7:55 pm**

: Light Rays In A Material With Index Of Refrection 1 39 Can Undergo Total Internal Reflection When They Strike The Interf 1 (76.49 KiB) Viewed 36 times

Light rays in a material with index of refrection 1.39 can undergo total internal reflection when they strike the interface with another material at a critical angle of incidence. Find the second material's index of refraction n when the required critical angle is 77.1∘.