Guest

1.state the principle of reversibility of light with the help of example? 2.what is lateral shift? 3.is refractive index vector or scalar?what are its units?what happens to the wavelenght while travelling from rarer to denser medium?

1.state the principle of reversibility of light with the help of example?


2.what is lateral shift?


3.is refractive index vector or scalar?what are its units?what happens to the wavelenght while travelling from rarer to denser medium?

Grade:

3 Answers

SAGAR SINGH - IIT DELHI
878 Points
13 years ago
Dear student,

By the principle of light, the light makes the same angle with the normal in air as it did originally when travelling in the opposite direction.

Please feel free to ask your queries here. We are all IITians and here to help you in your IIT JEE preparation.

All the best.

Win exciting gifts by answering the questions on Discussion Forum. So help discuss any query on askiitians forum and become an Elite Expert League askiitian.

Now you score 5+15 POINTS by uploading your Pic and Downloading the Askiitians Toolbar  respectively : Click here to download the toolbar..

Askiitians Expert

Sagar Singh

B.Tech, IIT Delhi
ancoor
18 Points
10 years ago

sir i want to know what will be the path of reversibility in this case ??

KAPIL MANDAL
132 Points
8 years ago
Thank you sir for this answer. Thank you very much.

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free