For a plane elasticity problem, which term in the weak form of the principle of virtual displacements is affected by a change in the applied surface traction forces?

For a plane elasticity problem, which term in the weak form of the pr

1.	For a plane elasticity problem, which term in the weak form of the principle of virtual displacements is affected by a change in the applied surface traction forces?
A.	\(\int_{V_e}\)(σijδεij)dV
B.	∮set̂ iδuids
C.	\(\int_{V_e}\)(ρü iδui)dV
D.	\(\int_{V_e}\)fiδuidV
Answer» C. \(\int_{V_e}\)(ρü iδui)dV

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For a plane elasticity problem, which term in the weak form of the principle of virtual displacements is affected by a change in the applied surface traction forces?

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