Chapter 6 Equilibrium of Structures
Key Questions
At the end of this chapter you should be able to answer these questions.
- Why are some structures called “trusses” and others “frames and machines”?
- Why is a two-force member is associated with only a single unknown value?
- How can you identify the two-force members in a structure?
- How does Newton’s Third Law apply to interaction forces between connected members in structure?
- How do you conceptualize a load path from an applied load to the structure’s reactions?