(Solved): 12. (28) The element below is in a state of plane stress. The in-plane stresses are shown. Do the ...

12. (28) The element below is in a state of plane stress. The in-plane stresses are shown. Do the following using Mohr's circle for each and every step. A) Draw Mohr's circle. B) Find the values of the principal stresses and plot them on a properly oriented element. C) Find the value of the maximum in-plane shear stress. D) Find the value of the maximum shear stress. E) Find the values of the normal and shearing stresses on the plane shown, and show them on a properly oriented element. 4 ksi ? 10 ksi 3 ksi ·20? (Part E) ?