Totally depends on your personal choice brother. NIT KURUKSHETRA is one of the most renowned NITs and one of the best engineering colleges and civil and mechanical being the two core branches.

Civil is going to be a lot about construction, design and maintenance of monuments and environment around us.

Mechanical on the other hand is going to be construction, design and maintenance of machines.

So you need to find where exactly your interest lies and choose what's best for you.

For more information refer to the links below.

https://www.careers360.com/courses/civil-engineering-course

https://www.careers360.com/courses/mechanical-engineering-course

Best wishes. Thank you.