Explain to me the concept of equilibrium

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The concept of equilibrium in statics refers to a state where an object or particle experiences no net force or torque, resulting in a sum of all forces equal to zero. This condition ensures that the object remains at rest or moves at a constant velocity, in accordance with Newton's First Law of Motion. The analogy of a tug of war illustrates this principle, as opposing forces can be substantial yet balanced, preventing any movement of the object.

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td04
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Can someone please explain to me the concept of equilibrium because i am having trouble understanding it.

Thanks
 
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td04 said:
Can someone please explain to me the concept of equilibrium because i am having trouble understanding it.

Thanks
In statics, when an object or particle is in equilibrium, there is no net (resultant) force or torque acting on it. There may be a bunch of individual forces acting, but the sum of all of them is 0. When this happens, the object is at rest, or moving at constant velocity, per Newton's First law.
 
The forces acting on the object cancel each other out. That is like a tug of war - quite large forces might be in effect, but since they are the same in both (or all) directions the knot does not move at all.
 

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