For a small angled prism, angle of prism A, the angle of minimum deviation (δ) varies with the refractive index of the prism as shown in the graph . angle of prism A For a small angled prism the angle of minimum deviation (δ) varies with the refractive index of the prism as shown in the graph . November 17, 2020 Category: Cengage NEET by C.P Singh , Chapter 17 - Refraction of Light by Plane Surfaces , Part 2 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related