JEE Main & Advanced
Physics
Ray Optics
JEE PYQ-Ray Optics
question_answer
The eye can be regarded as a single refracting surface. The radius of curvature of this surface is equal to that of cornea (7.8 mm). This surface separateds two media of refractive indices 1 and 1.34. Calculate the distance from the refracting surface at which a parallel beam of light will come to focus- [JEE Main 10-Jan-2019 Evening]