Rahesh, the entrance exam for M.Sc Physics in JNU is conducted in the form of MCQs through online mode. You can check the syllabus in their e-prospectus at: https://jnu.ac.in/admission/e-prospectus-2020-21.pdf on page no: 164. And please visit the official website for previous years question papers: https://admissions.jnu.ac.in/searchquestionpaper.aspx