The principal stresses at a point are : 40 MPa, 30 MPa and - 20 MPa. Calculate per unit volume the (a) total strain en- ergy, (b) volumetric strain energy, and (c) shear strain energy. E = 200 GPa, G = 80 GPa. %3D %3D

The principal stresses at a point are : 40 MPa, 30 MPa and - 20 MPa. Calculate per unit volume the (a) total strain en- ergy, (b) volumetric strain energy, and (c) shear strain energy. E = 200 GPa, G = 80 GPa. %3D %3D

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter7: Analysis Of Stress And Strain

Section: Chapter Questions

Problem 7.5.4P: An element of a material is subjected to plane stresses as shown in the figure. The stresses o,...

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Question

The principal stresses at a point are : 40 MPa, 30
MPa and - 20 MPa. Calculate per unit volume the (a) total strain en-
ergy, (b) volumetric strain energy, and (c) shear strain energy. E = 200
GPa, G = 80 GPa.
%3D
%3D

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