Hello kaushika,

The marks needed in jee mains for  nit trichy will be always quite high.

For this year,the following are the expected marks(prediction only so it may get vary),

CSE-220+

ECE-200+

EEE-185+

MECHANICAL-170+

For any other departments,the minimum marks will be 140+ and the great thing is you'll be comes under home state quota too.so try to score high on jee mains.

The higher secondary board exam's marks also playing vital part in jee mains ranking,so be sure of your board exam marks.

All the best!

I Hope this information will be useful to you.

If you need additional information,let us know to help you.

Thank you!!!:)