Hello Anoop..

There is various criteria to decide the cutoff but there is no single factor, so can't predict the cutoff exactly. Admissions to NIT, Trichy will be based on score obtained in JEE Main. So, You should score good to get admission in NIT, Trichy. JEE Main Cut Off is different for different branches and different categories every year. JEE Main Cut Off will be announced by official authorities after declaration of result. You should have score more than higher than closing rank to allow sit in seat allotment process.

JEE Main Cut Off Depends On Factors

1. Number of Applicants 

2. Performance of Applicants In The Examination 

3. Difficulty Level of Examination 

4. Cut Off Trends of Last Year

JEE Main Cut Off 2017 For NIT, Trichy For EC Branch For OBC Category

For Home State 

Opening Rank : 1950 

Closing Rank : 3127

For Other State 

Opening Rank : 707 

Closing Rank : 1279

I think this will help you to understand the criteria for cutoff..

Thank you for asking question here..