Hello Sumitra,

It may not be possible to get an admission in NIT even in the categorical Rank. There are chance for you to take an admission in Government funded institutes according to you category.

you should use the college predictor to get the list according to your rank:-

https://engineering.careers360.com/jee-main-college-predictor?utm_source=google-search&utm_medium=paid&utm_campaign=jeemain-clgpd

there are filters you can apply for category to get more accuate list.

Hope it helped!