Exam 9: Material Mechanics

Which of the following passages best concludes the following statement regarding Castigliano's second theorem, the Method of Least Work:"the internal work accomplished by each member or each portion of a statically indeterminate structure subjected to a set of external loads is the least possible amount necessary to …"

Which of the following conventions is used to indicate tension on a truss diagram?

Which of the following loading types will causes a beam to bend?

Which of the following statements related to shear diagrams is not correct?

When sketching the shape of a bending moment of a deflected beam, which of the following conventions is commonly used?

Which of the following does not influence the bending moment of a continuous beam?

Which of the following can be used to evaluate the impacts of combined normal and shear stresses?

The Italian railway engineer Alberto Castigliano proposed two theorems related to the study of statically indeterminate structures. To which of the following properties does Castigliano's first theorem apply?