Question: Q#4: Define Direct shear test, and explain separately figure 2 in detail given Below Expansion Compression Dense sand/OC Clay Shear displacement Peak shear strength

Q#4: Define Direct shear test, and explain separately figure 2 in detail given Below Expansion Compression Dense sand/OC Clay Shear displacement Peak shear strength Shear stress T Shear stress (kN/m) 600 400 200 0 0 Loose sand/NC Clay Dense sand/ OC clay Ultimate shear strength Loose sand/ NC clay + Shear displacement Peak shear strength Residual shear strength Horizontal deformation Dimension of specimen in the direction of shear force Fig.2 (%) 4

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