An isosceles Glass prism having refracting index α has one of its faces quoted with silver. A ray of light is incident normally on the other face (which is equal to the silvered face). The ray of light is refracted twice on the same sized faces and then emerges through the base of the prism perpendicularly. The angle of prism are:-A)40,70,70 B) 50,65,65 C) 36,72,72 D) data insufficient

Nikita Singh , 8 Years ago

Grade 12th pass