In the principal coordinate system, the stress matrix takes the following form: 0 [o] = 0...

 

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In the principal coordinate system, the stress matrix takes the following form: 0 [o] = 0 02 0 0 (ksi) 0 0 03 (a) Determine the normal stress , and the shear stress , on a plane with a unit normal n (b) Determine the unit vector e, in the plane, such that n n In the principal coordinate system, the stress matrix takes the following form: 0 [o] = 0 02 0 0 (ksi) 0 0 03 (a) Determine the normal stress , and the shear stress , on a plane with a unit normal n (b) Determine the unit vector e, in the plane, such that n n