Calculate the angle of incidence in air at which unpolarised light must strike a…

PHYSICS · Single correct · CBSE · Physics · Wave Optics · Wave Optics

Problem

Calculate the angle of incidence in air at which unpolarised light must strike a crown-glass surface (

\mu = 1.52

) so that the reflected light is completely plane polarised. (a)

33^{\circ}

(b)

56.8^{\circ}

(c)

41^{\circ}

(d)

63^{\circ}