In the weak form of the principle of virtual displacements, 0=\(\int_{V_e}\)(σijδεij+ρüiδui)dV-\(\int_{V_e}\)fiδuidV-∮set̂iδuids , applied to plane finite elastic element,which term corresponds to virtual strain energy stored in the body?

In the weak form of the principle of virtual displacements, 0=\(\int_

1.	In the weak form of the principle of virtual displacements, 0=\(\int_{V_e}\)(σijδεij+ρüiδui)dV-\(\int_{V_e}\)fiδuidV-∮set̂iδuids , applied to plane finite elastic element,which term corresponds to virtual strain energy stored in the body?
A.	\(\int_{V_e}\)(σijδεij)dV
B.	∮set̂ iδuids
C.	\(\int_{V_e}\)(ρü iδui)dV
D.	\(\int_{V_e}\)fiδuidV
Answer» B. ∮set̂ iδuids

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In the weak form of the principle of virtual displacements, 0=\(\int_{V_e}\)(σijδεij+ρüiδui)dV-\(\int_{V_e}\)fiδuidV-∮set̂iδuids , applied to plane finite elastic element,which term corresponds to virtual strain energy stored in the body?

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