When a biconvex lens of glass having refractive index 1.47 is dipped in a liquid , it acts as a plane sheet of glass. This implies that the liquid must have refractive index it acts as a plane sheet of glass. This implies that the liquid must have refractive index When a biconvex lens of glass having refractive index 1.47 is dipped in a liquid August 20, 2020 Category: Chapter 32 - Ray Optics , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics , Facebook Messenger WhatsApp Share this:TwitterFacebook Related