Force
Force is push or pull acting on an object
F=m×a
Formula Where m= mass
a=acceleration
Force is applied to change the shape of an object
Effect of force Force is applied to move an object from the position of rest
Force is applied to change the speed of motion
To change the direction of motion
-2
CGS:-gcms
Units of force
-2
SI:-kgms or newton
Inertia of rest
Inertia of motion
Law of Inertia
Inertia of direction
Newton's laws of motion
Rate of change of momentum is force
Every action has equal and opposite reaction
Momentum : Momentum is product of mass and velocity
-1
CGS:-gcms
Units of momentum
-1
SI:-kgms
Impulse : Impulse is product of time and force
Units of Impulse kg metre per second