Practice Quiz

Civil Engineering PE

Category - Material Mechanics

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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?
  1. Deflection
  2. Torsion
  3. Shear stress
  4. All of the above
Explanation
Answer: A - Italian railway engineer Alberto Castigliano’s first theorem applies to deflection. In 1879, Castigliano published an original book on the study of statically indeterminate structures. His second theorem, now referred to as the “method of least work”, is still in use today.
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