Hello Sara

To be eligible for M.Sc in physics you must have atleast 50% marks in your undergraduate degree of B.Sc physics. The admission in DU is through the entrance exam.

To know more about the post graduation from Delhi University, you can have a look at the link below

to score good marks what i can suggest you is that at first you need to be clear with the basic concepts and be thorough with the NCERT books as most of the questions will be asked from NCERT only.  For Maths, the more you practise the better you get

You can go for Dual Degree programme (B.Sc and M.Sc) after completing B.tech programme. But I would suggest you to go for Post Graduate programme or Dual Degree programme Joint M.Sc.-Ph.D. Programmes as you are already Graduate. In order to apply for Joint M.Sc Phd or M.Sc programme you can

If you are interested in mathematics and physics then you can go for degree course in them have a good degree course will not fat you're a good career just after  your graduation to get a better career opportunities just after BA graduation you can go for some professional courses

Hi varli 

Fergusson coducts their own entrance test for msc physics .it is mcq based test for further detail you go through the official website 

Thank you good luck for your feature

In JEE main questions are asked from each chapter unlike JEE advance but there are possibly few chschapt which you can give more importance this are

Rotational motion

Electrostatics

Modern Physics

Optics

You should take help of previous years question to understand the importance of every chapters.

You can apply for GATE Entrance Exam, As per the eligibility to apply for the exam, You must have Master’s degree in any branch of Science/ Mathematics/ Statistics/ Computer Applications or equivalent. To check the complete eligibility, You can go through with the given below link.

https://engineering.careers360.com/articles/gate-eligibility-criteria

Good Luck!