A material specimen is subjected to a uniform, tri-axial compressive stress (hydrostatic SV pressure) of magnitude...

 

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A material specimen is subjected to a uniform, tri-axial compressive stress (hydrostatic SV pressure) of magnitude p. Show that the volumetric strain of the material is V -3p(1-2u) where SV is the volume change and V is the initial volume. E A material specimen is subjected to a uniform, tri-axial compressive stress (hydrostatic SV pressure) of magnitude p. Show that the volumetric strain of the material is V -3p(1-2u) where SV is the volume change and V is the initial volume. E