Q.

The x-z plane separates two media A and B of refractive indices μ1=1.5 and μ2=2. A ray of light travels from A to B. Its directions in the two media are given by unit vectors  u1=ai^+bj^ and u2=ci^+dj^ . Then

Question Image

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

a

ac=43

b

bd=34

c

ac=34

d

bd=43

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

Applying Snell’s law  μ1sini=μ2sinr  (32)(aa2+b2)=2(cc2+d2)  Here   a2+b2=c2+d2=1 ac=43

 

Watch 3-min video & get full concept clarity

hear from our champions

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
The x-z plane separates two media A and B of refractive indices μ1=1.5 and μ2=2. A ray of light travels from A to B. Its directions in the two media are given by unit vectors  u→1=ai^+bj^ and u→2=ci^+dj^ . Then