Define Brewster's Law 0 Define Brewster's Law masoomyf 3:25 PM Share to Facebook Share to Twitter Share to Reddit Share to Pinterest Share to WhatsApp Share to LinkedIn Share to Email 0 Q: Explain Brewster's Law.A: Let us take a glass slab of refracting index "μ". When the angle between refracted ray and reflected ray is 90˚ then both the ray should polarised.i + r = 90˚r = 90 - iThis law is called Brewster's Law. Comments