You should focus on your JEE Main preparation. Don’t worry about the required cutoff. Try to score 99 percentile, that way you can choose any branch that you like. If you are a student from Goa origin then 98 percentile is enough to get top branches.
Here is the 2021 cutoff for various branches.
B.Tech branches | General | |
Home State | Outside State | |
Civil Engineering | 87610 | 31362-35494 |
Computer Science and Engineering | 14581 | 7420-10323 |
Electrical & Electronics Engineering | 73349 | 19728-21121 |
Electronics and Communication Engineering | 34058 - 53405 | 14553 - 16711 |
Mechanical Engineering | 82553 - 83783 | 23542 - 26295 |
This should give you some ideas about the required cutoff for NIT Goa.