Moments in 3D: Position Vectors, Dot & Cross Products

Inside this lesson

Set up a position vector from a moment point to a force's application point
Compute a moment using the cross product formula component by component
Interpret the resulting moment vector's direction using the right-hand rule

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Educational content covering topics typical of a first- and second-year mechanical engineering curriculum. Not a substitute for accredited coursework, and not suitable for real structural design without review by a licensed professional engineer.