Question

A transparent medium of the angle of polarisation is ${60}^o$. Find the angle of refraction.

Answer 1

Given that:
Angle of polarization $\left(i_p\right)={60}^o$
Angle of refraction $\left(r\right)=$ ?
We know that
$i_p+r={90}^o$
$r={90}^o-i_p$
$={90}^o-{60}^o$
$={30}^o$