Hello Dhruval

Engineering branches offered by IIT Bombay are-

B.Tech Chemical Engineering
B.Tech Civil Engineering
B.Tech Mechanical Engineering
B.tech Computer Science and Engineering
B.Tech Metallurgical Engineering and Materials Science
B.Tech Aerospace Engineering
B.Tech Electrical Engineering
B.Tech Engineering Physics

You can go through the link below to check the list of courses offered by the college

https://www.careers360.com/university/indian-institute-of-technology-bombay/courses?degree=2

http://www.iitb.ac.in/en/education/academic-divisions

Good Luck!