Hello Abhishek, There are fewer Chances for NIT Calicut, NIT Trichy in both manufacturing and thermal because as per last year cutoff in Manufacturing both demand 600+, and for Thermal 700+... 2018 cutoff is expecting the same but the list is not updated yet, but you can other NITs too...

Last year GATE cutoff for IITs and NITS - https://engineering.careers360.com/articles/gate-cutoff

GATE college predictor - https://engineering.careers360.com/gate-college-predictor

All the best