One face of a rectangular glass plate 6cm thick is silvered , an object held 8cm in front of the first face from an image 12cm behind the silvered face. The refractive index of the glass is an object held 8cm in front of the first face from an image 12cm behind the silvered face. The refractive index of the glass is One face of a rectangular glass plate 6cm thick is silvered August 12, 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