Good afternoon ,

I am hoping that you are absolutely fine and doing well in your studies. As per your mentioned query, there are numerous branches in B.tech. As per the interest of individual student, he or she can opt any branch. There are many specialisations in btech like B.tech in computer science , B.tech in IT , B.tech in Electrical and electronics engineering, B.tech in EC , B.tech in Me , B.tech in civil engineering and so on. If we talk about the duration of this course so it has four years of duration.

To know more about this kindly go through the given link:

https://www.careers360.com/courses/b-tech-bachelor-of-technology#toc_16

I hope this helps you