Free body diagrams close free body diagramA simplified drawing of an object or system showing the forces acting on it. The forces are shown acting away from the centre of a box or dot. are used to ...

Two forces can be added together to find a resultant force. In the diagram of a toy trailer below, when two children pull on the handle, one with a force of 3 newtons (N) to the left and one with ...

The application of Newton's Laws to engineering problems in statics. The free-body diagram method is emphasized. Topics include vector algebra, force, moment of force, couples, static equilibrium of ...