JEE Main & Advanced
Physics
Ray Optics
Question Bank
Refraction of Light at Plane Surfaces
question_answer
An underwater swimmer is at a depth of 12 m below the surface of water. A bird is at a height of 18 m from the surface of water, directly above his eyes. For the swimmer the bird appears to be at a distance from the surface of water equal to (Refractive Index of water is 4/3) [KCET (Engg.) 2001]