A beam of light is incident at polarising angle θ on air-glass interface. If λaandλg are the wavelength of light in air and glass respectively then A beam of light is incident at polarising angle θ on air-glass interface. If λaandλg are the wavelength of light in air and glass respectively then November 11, 2020 Category: Chapter 10 - Wave Optics , MTG NEET Physics , Part 2 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related