Sorey but you can't get NIT WARANGAL in OBC category at this rank. 

Last year closing rank for different branches was

echnology 8241

Chemical Engineering 5805

 Civil Engineering 4382

 Computer Science and Engineering 804

 Electrical and Electronics Engineering 2185

Electronics and Communication Engineering 1452

Mechanical Engineering 2868

 Metallurgical and Materials Engineering 7264

So it is not possible to get NITW. 

But you can try other NITS. to know which colleges you can get use our college predictor link given below 

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