A great video lecture conducted by experienced physics teacher on 9th class physics chapter 1 topic1.1 introduction to physics. Get full understanding or ask any questions.
Introduction and Branches of Physics, ch 1, lec 1.1, Introduction to physics - 9th Class Physics
38:08
Branches of Physics, ch 1, lec 1.1, Introduction to physics - 9th Class Physics
26:40
