In the weak form of the principle of virtual displacements, 0= ( int_{V_e} )( ij ij+ u i ui)dV- ( int_{V_e} )fi uidV- set i uids , 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} )( _ij _ij+ u _i u_i)dV- ( int_{V_e} )f_i u_idV- _{s_e}t _i u_ids , applied to plane finite elastic element,which term corresponds to virtual strain energy stored in the body?
A.	( int_{V_e} )( <sub>ij</sub> <sub>ij</sub>)dV
B.	<sub>s<sub>e</sub></sub>t <sub>i</sub> u<sub>i</sub>ds
C.	( int_{V_e} )( u <sub>i</sub> u<sub>i</sub>)dV
D.	( int_{V_e} )f<sub>i</sub> u<sub>i</sub>dV
Answer» B. <sub>s<sub>e</sub></sub>t <sub>i</sub> u<sub>i</sub>ds

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In the weak form of the principle of virtual displacements, 0= ( int_{V_e} )( ij ij+ u i ui)dV- ( int_{V_e} )fi uidV- set i uids , applied to plane finite elastic element,which term corresponds to virtual strain energy stored in the body?

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In the weak form of the principle of virtual displacements, 0= ( int_{V_e} )( _ij _ij+ u _i u_i)dV- ( int_{V_e} )f_i u_idV- _{s_e}t _i u_ids , applied to plane finite elastic element,which term corresponds to virtual strain energy stored in the body?