Class 12th Physics Chapter 9 Ray Optics and Instruments VVI Objective Question Ray Optics And Optical Instruments 1. Optical fibers communication is based on which of the following phenomena? (A) Total internal reflection (B) Scattering (C) Diffraction (D) Refraction Answer:- A 2. To get three images of a single object, one should place two plane mirrors at an […]
