Question

If a deformable structure in equilibrium under the action of a system of loads is given a small virtual deformation, then the virtual work done by the external forces is equal to the virtual work done by the internal forces. This principle is known as:

• A. Principle of virtual displacements
• B. Principle of virtual work
• C. Principle of complimentary work
• D. Principle of complimentary displacements

Answer 1

Answer:

B. Principle of virtual work