Question

Matching the following:-

Answer 1

• When light goes from denser to rarer medium, it bends away from the normal.
• When the angle of incidence is equal to the critical angle, the angle of refraction is ${90}^o.$
• Grazing emergence is the condition in which the emergent ray is perpendicular to the normal of the emergent surface of medium.

Answer: A-(2), B-(3), C-(3)