Hey Tanistha Pal,

chances are less to get admission at NIT with these marks,

first you can go to the following link to estimate you rank by your marks! 

below is the rank predictor tool,

https://engineering.careers360.com/jee-main-rank-predictor

After getting your rank you can estimate your college by the rank! 

You can estimate the college by the college predictor tool.

Below is the predictor tool to estimate which college you will get,

https://engineering.careers360.com/jee-main-college-predictor

All the best!