Hey there

You from this year but sindri admissions will be from JEE mains and this is the first time so predicting exact branch for the rank you mentioned is tough but you have chances of getting bit sindri in obc category.

Check about bit sindri

https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.careers360.com/colleges/bit-sindri-dhanbad/amp&ved=2ahUKEwjd9u-m_ebiAhUjTY8KHXvrBHAQFjAOegQIAxAB&usg=AOvVaw3ww7Tl7YSi7B65-gvtXvzR&ampcf=1

Good luck