Dear Nandini,

According to you, you got 76 percentile in JEE Mains 2021 (Feb attempt) then your rank will be around  245520 - 276000. According to the previous year, the closing rank of NSUT(Netaji Subhas University of Technology) for the ECE(Electronics and Communications Engineering ) branch is 15,264, the closing rank of DTU(Delhi Technological University) for the ECE branch is 15,042. But you are belonging the SC category, so you have a reserved category quota and also home state quota for DTU , NSUT Delhi. There is a chance to get admission in NITS(National Institute of Technology ), NSUT, and DTU for the ECE branch.

You can predict your rank by this link

To more information about NITs, NSUT and DTU :-

NITS in India 2021 – Courses, Fees, Admission, Rank (careers360.com)

NSUT Delhi: Admission 2021, Courses, Fee, Cutoff, Ranking, Placements & Scholarship (careers360.com)

Delhi Technological University (DTU) Delhi: Admission 2021, Courses, Fee, Cutoff, Ranking, Placements & Scholarship (careers360.com)

Hope this information helps you...

Best of luck :)