CENTRE OF MASS in One Shot: All Concepts & PYQs Covered | JEE Main & Advanced

This video covers the concept of centre of mass in a comprehensive one‑shot lesson, including continuous mass distributions, composite bodies, shifted centres, and various collision scenarios. It also includes past JEE question examples to illustrate each topic. 00:00 - Introduction 00:40 - Topics to be covered 01:51 - Centre of mass 20:16 - Important points 34:00 - COM of mass of continuous distribution of mass 1:00:07 - COM of mass of composite bodies 1:26:10 - Shifted COM 1:31:52 - PYQ 1:57:22 - Condition of conservation of momentum 2:10:14 - Motion of person on Planck or boat 2:35:11 - Recoil of gun 2:44:55 - Jumping of person from cart 3:11:06 - Explosion of bomb at rest 3:14:27 - PYQ 3:26:56 - Bullet block problems 3:39:41 - Collision 4:08:13 - Types of collision and equations 4:20:56 - Velocities after collision and loss of energy 4:36:20 - Rebounding of ball from collision 4:40:45 - Bouncing of ball 5:24:34 - Oblique collision on horizontal ground 5:28:49 - Projectile motion with collisions 5:33:05 - Oblique collisions for point masses 5:44:25 - PYQs 6:44:05 - Thank You Bacchon