Best field you can choose is mechanical engineering. It almost covers all major mathematics part as well as physics.

Hello,

Well if you love physics and maths then i think electronics and communication or mechanical branch would be best for you as it has physics as well as maths.

For information about ECE branch:

https://engineering.careers360.com/electronics-and-communication-engineering-0

For information about MECHANICAL ENGINEERING branch:

https://www.careers360.com/mechanical-engineering-course

It totally depends on your interest to choose a particular branch.I suggest you to go through the above link and try to analyse your interest area.

Good luck.