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The algebraic sum of all the forces acting on d Dou)
denoted by F
force can change the state of motion of an object.
orce may cause a change in the shape of an object.
he force acting perpendecularly on a unit area of a surface is called pre
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That is a force? What changes can be produced by a Force? (AS,)
ve two examples each for a contact force and a force at a distance.
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Normal reaction force
The normal force is the force that surfaces exert to prevent solid objects from passing through each other. Normal force is a contact force. ... It makes sense that the force is perpendicular to the surface since the normal force is what prevents solid objects from passing through each other.
Explanation:
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