Q. At what angle should an unpolarised beam be incident on a crystal of$\mu = \sqrt{3}$, so that reflected beam is polarised?
A) $45{^\circ}$
B) $60{^\circ}$
C) $90{^\circ}$
D) $0{^\circ}$
Explanation
(b) $\tan{i_{p} = \mu = \sqrt{3}\ \ \ \ \therefore i_{p} = 60{^\circ}}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.