The critical angle for refraction from medium -1 to air is $θ_{1}$ and that from medium - 2 to air is $θ_{2}$ . If medium -2 is denser than medium -1. Find the critical angle for refraction from medium - 2 to medium.

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!

An Intiative by Sri Chaitanya

$\sin^{- 1} (\frac{\sin θ_{1}}{\sin θ_{2}})$

$\sin^{- 1} (\sin θ_{2})$

$\sin^{- 1} (\sin θ_{1})$

$\sin^{- 1} (\frac{\sin θ_{2}}{\sin θ_{1}})$

answer is A.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

$\begin{array}{l} μ_{1} = \frac{1}{\sin θ_{1}}, μ_{2} = \frac{1}{\sin θ_{2}} \\ \frac{μ_{1}}{μ_{2}} = \sin θ \Rightarrow \frac{\sin θ_{2}}{\sin θ_{1}} = \sin θ; θ = \sin^{- 1} [\frac{\sin θ_{2}}{\sin θ_{1}}] \end{array}$

Watch 3-min video & get full concept clarity

Result Producing online coaching for JEE/NEET of south India

Largest All India Test Series for JEE/NEET

Best Books for IIT JEE

Best Books for NEET

How to Join IIT after 10th

🔥 Start Your JEE/NEET Prep at Just ₹1999 / month - Limited Offer! Check Now!

Get Expert Academic Guidance – Connect with a Counselor Today!