Hello student admission in Jawahar Lal Nehru University for electronics and communication B.tech course is through Jee main paper 1 entrance examination and the syllabus for Jee main paper 1 entrance examination is the whole syllabus of physics chemistry and mathematics of class 11 and 12.

Eligibility - candidates must passed or appearing class appearing class 12 with physics chemistry and mathematics with minimum 75 percent marks aggregate from a recognized board.

For more updates refer to the link mentioned below - https://www.google.com/amp/s/www.careers360.com/university/jawaharlal-nehru-university-new-delhi/amp

Feel free  to comment if you have any doubt

Good luck