Understanding Moments of Force in Mechanics ⚙️

Learn about moments or torque, how to find it when a force is applied at a point, 3D problems and more with animated examples. We talk about the line of action, breaking forces into components and using that to find moments, and resultant moments. We also go into using the cross product to figure out the moment as well.

🔹Breaking 2D forces into components: https://www.youtube.com/watch?v=NrL5d-2CabQ
🔹Forces Along a Line (3D forces): https://www.youtube.com/watch?v=CCeWy1kmxMs
🔹Finding the Cross product: https://www.youtube.com/watch?v=F8IHrg3pc7g

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Intro(00:00)
Determine the moment of each of the three forces about point A. (02:24)
The 70-N force acts on the end of the pipe at B. (04:30)
The curved rod lies in the x–y plane and has a radius of 3 m. (05:25)
Determine the moment of this force about point A. (06:28)
Determine the resultant moment produced by forces (06:58)

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Book used: R. C. Hibbeler and K. B. Yap, Engineering Mechanics Statics.
Hoboken: Pearson, 2017.