Identifying Equivalent Force in New Location: Examples & Solutions

[tomallan]

hello. thanks for viewing my post. I want to know if there is a way to identify an equivalent force if I transfer the original force to a new location. is that possible? ill give an example.
position of original force ----------(known distance)--------------------- desired new position of force


do you need to use moments or equilibrium equations. or is it even possible?

 

[CWatters]

It's not possible to answer that without more details of the situation. For example:

If this was the force needed to push a car along a road it might be the same in both places.

If this was the force needed to balance a seesaw (teeter-totter) then it might depend on the position of the force relative to the pivot.

Usually it is possible to calculate the equivalent force. If you wish to apply a torque to a wheel nut you can do it with a short or long wrench. It's relatively easy calculate the different force required on the end of each wrench to achieve the same torque.