Conservative forces question

In summary, the conversation discusses whether the forces exerted by our body muscles are conservative. It is agreed that these forces are not conservative, as there is no potential that can be associated with them. The concept of conservative vs. non-conservative forces is also briefly mentioned.
  • #1
revolutionx89
1
0

Homework Statement



Our body muscles exert forces when we lift, push, run, jump, and so forth. Are these forces conservative?

It's a yes or no question.

Homework Equations



Not really sure what to put here, as it's not an equation kind of problem.

The Attempt at a Solution



I'm pretty sure they're not conservative, as I can't think of any potential I'd be able to associate with a force I apply, nor can I imagine them as a field. I only have one submission (it's an online homework), so I'd just like some confirmation on that.
Thank you so much!
 
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  • #2
Well, how do you define a conservative vs. non-conservative force? If I lift a ball off the ground, surely chemical energy has been transferred to the ball to give it a potential energy, but does that tell the whole story?
 
  • #3


I would say that the forces exerted by our body muscles are not conservative. This is because conservative forces are associated with potential energy and can be described as a field. The forces exerted by our body muscles do not have a potential energy associated with them and cannot be described as a field. Therefore, they are not considered conservative forces. I would also suggest exploring the concept of non-conservative forces, which are forces that do not conserve energy and can dissipate it. This may help to further understand the nature of the forces exerted by our body muscles.
 

What is a conservative force?

A conservative force is a type of force that does not depend on the path taken by an object to move from one point to another. In other words, the work done by a conservative force is the same regardless of the path taken, as long as the starting and ending points are the same.

What are some examples of conservative forces?

Some examples of conservative forces include gravity, electric forces, and magnetic forces. These forces are considered conservative because their work is independent of the path taken by the object.

How do conservative forces affect the energy of a system?

Conservative forces do not change the total energy of a system. This means that the work done by a conservative force will be equal to the change in potential energy of the system. The total energy of the system remains constant.

What is the relationship between conservative forces and potential energy?

Conservative forces are related to potential energy through the work-energy theorem, which states that the work done by a conservative force is equal to the negative change in potential energy. This means that as the object moves in the direction of the conservative force, its potential energy decreases.

Can non-conservative forces also exist in a system with conservative forces?

Yes, a system can have both conservative and non-conservative forces acting on it. Non-conservative forces, such as friction or air resistance, depend on the path taken by the object and will cause a change in the total energy of the system.

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