Q. The Brewsters angle $i_b$ for an interface should be :
A) $30^\circ < i_b < 45^\circ$
B) $45^\circ < i_b < 90^\circ$
C) $i_b = 90^\circ$
D) $0^\circ < i_b < 30^\circ$
Explanation
[Solution] $\tan i_b = \mu > 1$ for light going into a denser medium, so $45^\circ < i_b < 90^\circ$. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.