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Force And Laws Of Motion By Santoshi
What Is Force?? an influence tending to change the motion of a body or produce motion or stress in a stationary body.
There are 2 types of Force Balanced Force Unbalanced forces Balanced force When the two forces acting on the body are equal in magnitude but opposite in direction then the forces are said to be a balanced force
The Tug Of War is an example of Balanced Forces
Unbalanced Forces .the force applied in one direction is greater than the force applied in the opposite direction.
Newtons Laws of motion. BIG TEXT
Law of Conservation Of Momentum the total momentum of the two objects before the collision is equal to the total momentum of the two objects after the collision.
The SI unit of force is kg m s–2. This is also known as newton and represented by the symbol N The momentum of an object is the product of its mass and velocity and has the same direction as that of the velocity. Its SI unit is kg m s