Laws of motion Chapt-04
01) Laws of motion-Introduction
03) Importance of Newton's laws of motion
05) Fundamental forces in nature
06) Contact and Non-contact forces
09) Conservative and Non-Conservative forces
11) Work done by a variable force
13) Conservation of Linear Momentum
14) Elastic and Inelastic Collision
15) Expresssions for velocities in Elastic Head-on collision
16) Loss of K.E. in perfectly In-elastic collision
18) Impulse and Impulsive forces
23) Center of Mass of some symmetrical objects