Given an element with stresses as indicated in the figure, find (a) The major and minor principal stresses and the planes on which they act (b) The stresses on a plane inclined at 30 deg from the horizontal (c) The max, shear stress and the inclination of the plane on which it acts 100 kPa 35 20 kPa 20 Horizontal 35 kPa 100 kPa

Question: Given an element with stresses as indicated in the figure, find: (a) The major and minor principal stresses and the planes on which they act.

Given an element with stresses as indicated in the figure, find:
(a) The major and minor principal stresses and the planes on which they act.
(b) The stresses on a plane inclined at 30° from the horizontal.
(c) The max, shear stress and the inclination of the plane on which it acts.?

100 kPa 35 20 kPa 20 Horizontal 35 kPa | 100 kPa

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