Hi Shubham,

Please specialisations required in physics for BSC Honours is:-

Acoustical physics, astrophysics, astronomy, fluid physics, material physics, nuclear physics, optical physics etc. Because for different years syllabus are different for example for first year subjects are Mathematical Physics 1 mechanics, electricity and Magnetism, chemistry, physics etc. For year 2 thermal physics, wave optics and vibration, quantum mechanics, etc. For year 3 electromagnetic theory, statistical physics, electronic physics, etc.

I hope your question has been answered properly.

All the best for your future!