Modern Physics is a very important chapter of JEE syllabus and carries a good amount of weightage. Every year around 2 questions are from modern physics chapter in the Physics section of the JEE question paper. This chapter carries a weightage of 6.6% and it is very important for the JEE aspirants to have a detailed understanding of this topic. Check out this video to know this topic in detail and this will help you in your JEE Main preparation.