Statics › Section D · Moments and static equivalence › Topic D.7
Statically equivalent systems and resultants
However many forces and couples act on a rigid body, their combined external effect can be captured by one resultant force and one resultant moment. Finding that simplest equivalent system tells an engineer the total load and where it effectively acts.
In this topic
- Loading systems
- Resultant force and resultant moment
- The reduction procedure
- Worked example: loads on a beam
- Locating the line of action
- Worked example: a loaded plate
- Testing two loadings for equivalence
- Four special cases
- The wrench
- Common mistakes to avoid
- Key takeaways
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