Hey aspirant,

Top B.Sc Physics hons. colleges in India are as follows :-

Indian Institute of Technology (IIT) Bombay.

Indian Institute of Science (IISc) Bangalore

Indian Institute of Technology (IIT) Madras.

Indian Institute of Technology (IIT) Delhi.

Indian Institute of Technology (IIT) Kanpur.

Tata Institute of Fundamental Research (TIFR) Mumbai.

Jamia Millia Islamia, New Delhi

Indira Gandhi National Open University, New Delhi

Maharaja Sayajirao University of Baroda, Vadodara

Jadavpur University, Kolkata

Chandigarh University, Chandigarh

Banaras Hindu University, Varanasi

Aligarh Muslim University, Aligarh

You can read this article for further details :-

https://university.careers360.com/colleges/list-of-bsc(hons)-in-physics-universities-in-india

Hope this helps,

All the best!