Question

list all the derivations of physics class 9th cbse.in detail

Answer 1

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Chapter 8 : Motion
1. Derivation of unit of acceleration
2. Derivation of three equations of motion by graphical as well as mathematical method
(a). v= u+at
(b). s =ut +1/2 at^2
(c). 2as = v^2 - u^2

Chapter 9 : Force and laws of motion
1. Derivation of second law of motion i.e F =ma
2. Derive first law pf motion through second law of motion.
3. Derive third law of motion through second law.
4. Conservation of momentum 's derivation.

Chapter 10 : Gravitation
1.Universal law of gravitation
2. Unit of gravitational law
3. Prove that f =mg
4. Derive W = m×g

Chapter 11 : Work and energy
1. Derivation of kinetic energy
2. Derivation of potential energy
3. Derivation of conservation of energy
4. Commercial unit of energy.