Hey Naveen.

U can expect to get admissioned in the good IITs with this score for pursuing ur higher studies in the field of ur choice under the ST category.

U can also apply for some of the PSUs but that won't be beneficial if u think on the basis of ur marks. I m providing u the predictor link

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/gate-college-predictor&ved=2ahUKEwiGjZOUoYThAhUJM48KHWX-DA8QjBAwA3oECAYQDQ&usg=AOvVaw1xiFTORDwDEpBZmadY5ZwG

Hope u got ur point.

Good luck