Dynamics

What is Mass? Mass can be defined as the quantity of matter in an object. It is a scalar quantity which has no direction associated with it. Mass The quantity…

Newton's First Law (Law of Inertia) Newton's First Law An object remains at rest or continues to move with uniform velocity unless acted upon by a resultant…

Newton's Third Law of Motion Newton's Third Law When an object exerts a force on a second object, the second object simultaneously exerts a force of equal…

Friction Friction is a resistive force that acts where surfaces contact each other. It always acts in the opposite direction to the motion or the intended…

The Principle of Conservation of Momentum Principle of Conservation of Momentum In a closed system (where no external forces act), the total momentum remains…

Elastic and Inelastic Interactions While momentum is always conserved in interactions, the total kinetic energy (E_k) may not be. Kinetic energy is calculated…