Optics Question 798
Question: A ray of light is incident at Air the glass-water interface at an angle i, it emerges finally parallel to the surface of water, then the value of would be
Options:
A) $ ( 4/3 )sini $
B) $ 1/sini $
C) 4/3
D) $ 1 $
Show Answer
Answer:
Correct Answer: B
Solution:
[b] $ \mu g\sin i={\mu _{air}}\sin 90{}^\circ {\mu _{g}}=\frac{1}{\sin i} $
