Draw mohr''s circles of total and effective stresses

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The failure stresses in a simple shear constant-volume test are shown in the table below.

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(a) Draw Mohr's circles of total and effective stresses and determine the magnitude of the principal effective stresses and direction of the major principal effective stresses.

(b) Determine the friction angle assuming the soil is nondilational.

(c) Determine the undrained shear strength. Assume the shear stress on the horizontal plane is counterclockwise.

Reference no: EM131137226

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