Shubham Kumar

Physics have many branches of study such as classical mechanics (often termed fundamental physics) it is also known as Newtonian mchanics.

Thermal physics,optical physics modern physics or Quantum physics,(mechanics), electrostatic, electrodynamics, electromagnetic, magnetic , electronins( study of conductor semiconductor device,superconductor)...as you go higer basic branches split into many new branch of study

Yes you can complete your 11 th grade without tuition.,not only 11th any exam can be cleared withou any tuition if you have  dedication and proper strategy, irrespective of any subject either you have taken humanities or science subject like PCM or PCB. Though at some point you might need help, in maths and physics subject because they have some new concept, methods. But while u taking a tuition u will get to learn new things  new method and a conceptualised way of solving problem. At this pre stage you need to understand everybit of things for future study

Educated unemployment as its name a person who got educated but not able to get the  deserving job is called educated unemployment .but let me explain suppose you hav a degree of bachelor of science and you are force to engage in job which is intended to do by a person who r illiterate or so. This proportion of unemployment is considerd as educated unemployment .