Hello Arpit, 

These are some of  the best Colleges for B.sc honours in Physics-

• IISc Bangalore
• University of Calcutta 
• St.Stephen College,Delhi
• Miranda House,Delhi
• Hindu College,Delhi
• Ramjas College,Delhi
• IISER
• Presidency College,Kolkata
• NISER

Thank you.

Hope it was Helpful.

Reply for any further query.

Hello,Arpit

Top colleges for Bsc hons physics are:

Ramjas college , New delhi

Hans Raj college , New delhi

Gargi college,New delhi

Hindu college, New delhi

IISC,Banglore

Amity university

St.Xaviers ,Calcutta and presidency college

Anna university

Most of the colleges and universities have entrance test for admission.

Hope your query is answered.