Calculating Moments about a point with couples.

In summary, the individual is requesting assistance in finding a link that clearly outlines the best method for addressing particular problems. They mention the use of vectors in statics and provide a link to a document that explains the use of vectors in solving for couples and other concepts in three dimensions, which can also be applied to two dimensions.
  • #1
go4john
1
0
Is there someone who can provide me with a link that clearly states the best way to tackle these problems? Your help would be greatly appreciated.
 
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  • #2
go4john said:
Is there someone who can provide me with a link that clearly states the best way to tackle these problems? Your help would be greatly appreciated.

You mean in statics? This document seems to explain well the use of vectors to solve couples and a few other things in 3 dimensions (and can be generalized to two dimensions at once). (http://pioneer.netserv.chula.ac.th/...atics ch2_present_4(3D moment and couple).pdf)
 
  • #3


There are many online resources that can provide a clear explanation and examples of how to calculate moments about a point with couples. One helpful link is the Khan Academy, which has a video tutorial specifically on this topic: https://www.khanacademy.org/science...ntum/torque-tutorial/v/torque-and-equilibrium. Another useful resource is the Engineering Toolbox, which provides step-by-step calculations and diagrams for solving moment problems with couples: https://www.engineeringtoolbox.com/moment-of-couples-d_1328.html. I hope these resources will help you better understand and tackle these types of problems. Best of luck!
 

1. How do I calculate the moment of a couple about a point?

To calculate the moment of a couple about a point, you must first find the magnitude of the force and the distance between the two forces in the couple. Then, use the equation M = Fd to calculate the moment, where M is the moment, F is the force, and d is the distance between the forces.

2. Can the moment of a couple be negative?

Yes, the moment of a couple can be negative. This occurs when the forces in the couple are in opposite directions, creating a clockwise rotation.

3. How does the distance between the forces affect the moment of a couple?

The greater the distance between the forces in a couple, the larger the moment will be. This is because the moment of a couple is directly proportional to the distance between the forces.

4. Can you have a moment of a couple with only one force?

No, a couple by definition consists of two equal and opposite forces. Therefore, in order to have a moment of a couple, there must be at least two forces present.

5. Can the moment of a couple change?

Yes, the moment of a couple can change. It can change if the magnitude of the forces or the distance between them changes. Additionally, if the direction of the forces is altered, the moment may also change.

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