A ray of light is incident at the glass-water interface at an angle i. Finally it emerges parallel to the surface of water as shown in figure. The value of µg would be :

Foundation

Physics Foundation

Human Eye And Colorful World

Question

A ray of light is incident at the glass-water interface at an angle i. Finally it emerges parallel to the surface of water as shown in figure. The value of µ_g would be :

$\frac{1}{\sin i}$

$(\frac{4}{3}) \sin i$

$\frac{2}{\sqrt{3} \sin i}$

1.5

LiveFree JEE Main Previous Year Online Papers Live Free JEE Advance Previous Year Online Papers

College PredictorLive

Know your College Admission Chances Based on your Rank/Percentile, Category and Home State.

Get your JEE Main Personalised Report with Top Predicted Colleges in JoSA

$1\times sin i = \mu_g \times sin(90^\circ)$