Sunlight reflected from a smooth ice surface is completely polarised.Determine the angle of incidence.(nice = 1.31.)
A)52.6$\degree$
B)25.6$\degree$
C)65.2$\degree$
D)56.2$\degree$
E)49.8$\degree$

Question

Quizplus · Accepted Answer

Brewster's angle is given by tan i = n2/n1. Here, n2 = 1 (air) and n1 = 1.31 (ice). So, tan i = 1.31 and i = 52.6°.

Sunlight Reflected from a Smooth Ice Surface Is Completely Polarised °\degree°

Sunlight Reflected from a Smooth Ice Surface Is Completely Polarised $\degree$