Dear Ritik,
Visit https://studentsregistration.nagpuruniversity.ac.in/ for student electoral roll registration and take a printout of the Application Registration Number (ARN- single page). Now you may go to www.dacn.in to apply for the Dr Babasaheb Ambedkar College of Engineering & Research, fill in the personal details and pay the application fee. The merit list will be displayed on the official website of the college.