It is difficult to get good branch in good iit with your rank

With your rank you have a chance of getting below colleges with corresponding branches  

Indian Institute of Technology (ISM) Dhanbad  -  B.Tech. - Mineral Engineering (4 years)

Indian Institute of Technology (BHU) Varanasi - B.Tech. - Ceramic Engineering (4 years)  or B.Tech. + M.Tech. - Bioengineering with M.Tech in Biomedical Technology (5 years)

Indian Institute of Technology Roorkee - B.Arch. - Architecture (5 years)

Indian Institute of Technology Kharagpur  - B.Arch. - Architecture (5 years)

Good luck!!