As per your rank AIR 340 secured by you, you will get only one college with this rank :  IIIT Delhi - Indraprastha Institute of Information Technology last year cutoff was 827 in general category.

You will not get IIT Hyderabad because cutoff goes till  90 for general category and 37 for obc category last year So, there will be no chance of getting this college. IIT Bombay cutoff goes till rank 12, and IIT Guwahati cutoff goes till rank 35.