My MPC score is 82% in 12th and I got 90.92 %ile in JEE Mains paper 2. Do I have any chance to get an NIT for B.Arch? I belong to BC-D cat.

The final AIR will be declared after April 2019 considering the best score out of the two JEE Main attempts for all the applicants, hence based on current percentile we cannot predict whether you will qualify or not. Wait for the final AIR declaration: Details: https://www.shiksha.com/b-tech/artic