Statics › Section B · Forces and other vectors › Topic B.5
Adding forces
A crane hook, a bridge joint or a tent peg usually feels several forces at once, and what matters is their combined effect. This topic collects the methods for adding forces, from quick sketches to the component method that works for any number of forces in two or three dimensions.
In this topic
- Combining forces
- Triangle and parallelogram rules
- Graphical addition
- Trigonometric addition
- Worked example: two cables on a hook
- Resolving into components
- Adding by components
- Worked example: three forces on a bracket
- Worked example: steering a barge
- Three dimensions and subtraction
- Common mistakes to avoid
- Key takeaways
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