I want to know some BTech colleges under top 50 list. My JEE Mains percentile is 76.

With 76 percent, the opportunity is very low for Top Nit/IIIT:

Possible alternative to 76 percent

If you are OBC/SC/ST/EWS:

Lower Nits: Mizoram, Sikkim, Meghalaya, Nagaland

Some IIITS: IIIT Bagalpur, IIIT Una

If you are general category:

Private College:

Shiv Nadar University

UPS Dehradun

Graphic era

Amita, G