Moments and couples2D
Moment about a point
Explore force moments, Varignon’s theorem, pure couples, equivalent force-couple systems, and spatial axis moments.
Open the complete lessonEngineering simulation studio
Purpose-built 2D FBDMoment of a force about a point
Move the force application point and line of action relative to the selected moment center.
line of actionposition vectorright-hand rule
Engineering model scope
Category
Moments and couples
Idealization
Forces act on a rigid body and moments follow the displayed right-hand sign convention.
Acceptance check
Compare direct and component moments or project r × F onto the selected axis.