JEE Main 2012 — Ray Optics Question with Solution
JEE Main 2012 (26 May Online)
Question
A beam of light consisting of red, green and blue colours is incident on a right-angled prism on face . The refractive indices of the material for the above red, green and blue colours are and respectively. A person looking on surface of the prism will see
Choose an option
Show full solutionCorrect option: D
Correct answer
Dred colour only
Step-by-step explanation
For light to come out through face 'AC', total internal reflection must not take place.
or
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Ray Optics chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2012, covering the Ray Optics chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.