B.Sc Physics

Hi Mehul, for MS in physics some of the best universities you can try are CalTech, MIT, Columbia University, PRINCETON University, Imperial College London, University of Oxford, University of Cambridge, CARNEGIE MELLON University, etc.

Yes, you can opt for M.Sc. astrophysics after completing B.Sc. in physics, electronics and maths.

Yes, you can definitely appear for NIFT entrance exam after completing B.Sc (Hons) in physics.

If you are interested in physics, then go ahead. Don't be confused if you can do better in physics than other subjects, then you must go for the same.

Please refer to the link mentioned below for a list of top colleges offering B.Sc courses in physics:
https://www.shiksha.com/science/articles/top-10-bsc-msc-colleges-in-india-blogId-13473

Some of the books which you can refer to are as follows:
1-Introduction to Quantum mechanics by David J Griffith, 2nd edition.
2-Mathematical physics and special relativity by M Das, PK Jena, BK Das.
3-Heat & thermodynamics by DS Mathur.
4-Statistical mechanics by MC Gupta.
5-Classical mechanics by Chattopadhaya.
6-Introduction to electromagnetic theory by Reitz & Milford.
7- Mechanics by S Chand.

Yes, you're eligible for GATE. As long as your age is below 25, you also get to apply for the various PSU's via GATE. If not, then you can use the GATE score elsewhere to your advantage.