Hello Hardik.

See ur rank is just enough for u to grab asest in the good private colleges like LPU , KIIT , DTU , MANIPAL , CHANDIGARH UNIVERSITY etc to pursue ur higher studies in the field of ur interest under the btech courses. If In case u won't get admission through JEE mains then u would be surely getting some concession in the fees structure of the college. I m providing u a link for ur help.

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/articles/nits-cutoff-for-top-btech-branches/amp&ved=2ahUKEwjy4639hKLiAhUF6nMBHa0HBQMQFjAJegQIAhAB&usg=AOvVaw2OXl9cMS4B7GJ9DfTIJZCg&ampcf=1

Ask if any query. Good luck

As you scored rank 40747 in JEE MAINS, you will not be able to get Computer Science Branch in any government college but you can get admission in private colleges too. With this Rank, you can easily get admission in Thapar Engineering College which is also one of the best colleges which take admission on the basis of JEE MAINS Rank. If you have cleared VITEE too then you can apply in VIT. otherwise, you can also check colleges into JEE MAINS predictor. You will be provided with the best colleges and with the best branches.

You can also check for the best college for you as per your needs in JEE MAINS College Predictor as being provided by Careers 360 at very Nominal fees. It will provide you the best colleges with the best branch available and you can explore and check the colleges and chose according to your needs.

https://engineering.careers360.com/jee-main-college-predictor?icn=jee-main-clgpd_landing-page&ici=prediction-section_c360-home