Light is incident normally on a diffraction grating through which the first order diffraction is seen at 32^∘. In this case the second order diffraction will be Light is incident normally on a diffraction grating through which the first order diffraction is seen at 32^∘. In this case the second order diffraction will be November 13, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 16 - Waves , Physics , Facebook Messenger WhatsApp Share this:TwitterFacebook Related