Centre of Gravity: How Can This Be Possible?

In summary, the centre of gravity is the point at which an object's entire weight can be considered to act upon. It is determined by the distribution of weight within the object and can change if this distribution is altered. Factors such as shape, size, and external forces can affect the centre of gravity. Understanding the centre of gravity is important in various fields for designing stable structures and predicting object behavior.
  • #1
Josielle Abdilla
50
4
Hi... The centre of gravity is the point where the whole weight seems to act on. How can this be possible? Ty in advance
 
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  • #2
Actually, the center of gravity is not where the whole weight acts on. The force of gravity acts on each particle in the object at roughly the same magnitude. It's merely the point where if you apply a force that is inline with it, no torque is generated.
 
  • Like
Likes anorlunda
  • #3
Thanks for answering as soon as possible. Is a moment a turning effect of a force (the rotation) or when applying the force. Ty
 

1. What is the centre of gravity?

The centre of gravity is the point at which the entire weight of an object can be considered to act upon. It is also known as the centre of mass.

2. How is the centre of gravity determined?

The centre of gravity is determined by the distribution of weight within an object. It can be found by balancing the object on a pivot point and determining where the object stays in equilibrium.

3. Can the centre of gravity change?

Yes, the centre of gravity can change if the distribution of weight within the object changes. For example, if you add weight to one side of a see-saw, the centre of gravity will shift towards that side.

4. What factors can affect the centre of gravity?

The centre of gravity can be affected by the shape, size, and weight distribution of an object. It can also be affected by external forces such as gravity, air resistance, and friction.

5. Why is understanding the centre of gravity important?

Understanding the centre of gravity is important in many fields, including engineering, physics, and sports. It helps in designing stable structures and predicting how objects will behave under certain conditions, such as during motion.

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