Physics in India

Hi,
MS in physics can take your career towards research and development mainly. In India, major recruiters are:
Bhabha Atomic Research Centre (BARC)
Oil and Natural Gas Corporation (ONGC)
Bharat Heavy Electricals Limited (BHEL)
National Thermal Power Corporation (NTPC)
Indian Space Research Organization (ISRO)
Abroad, you can work in energy, health, manufacturing or electronic sectors. Education is another option available at school or university level.

You need to have Master's degree to pursue Ph.D. It is beneficial for you to pursue Ph.D from USA.

Hello,
You should prepare for IIT JAM.
IIT JAM is to take admission in M. Sc. / Ph.D. and other post graduate exams.
IIT JAM is conducted for 7 papers -
1. Physics (PH)
2. Biological Sciences (BL)
3. Biotechnology (BT)
4. Chemistry (CY)
5. Geology (GG)
6. Mathematics (MA)
7. Mathematical Statistics (MS)
Get complete details about IIT JAM Exam here - https://www.eduncle.com/iit-jam-exam

After PhD in Physics you can have career in R&D with DRDO , ISRO, CSIR etc beside acedmics.

Begin working on yourself and you will know the way automatically. Your aptitude for Math matters considerably here and then your hard work. You must have an aptitude for research.