2.28 For the plane stress state shown: (a) Determine the principal stresses and show them on a properly oriented element. For this part, use the transformation equations only and not Mohr's circle (b) Repeat part (a) using Mohr's circle. (c) Determine the maximum shear stress and show the complete state of stress on a properly oriented element containing this maximum shear stress. y 25 kpsi 15 kpsi 12 kpsi 1 Problem 2.28 08 CHAPTER 2 STRESS AND STRAIN 2.29 For Problem 2.28 determine the directional cosines for the surfaces contain- ing the maximum and minimum shear stresses.

Question
2.28 For the plane stress state shown:
(a) Determine the principal stresses and show them on a properly oriented
element. For this part, use the transformation equations only and not
Mohr's circle
(b) Repeat part (a) using Mohr's circle.
(c) Determine the maximum shear stress and show the complete state of
stress on a properly oriented element containing this maximum shear
stress.
y
25 kpsi
15 kpsi
12 kpsi
1
Problem 2.28
Expand
Transcribed Image Text

2.28 For the plane stress state shown: (a) Determine the principal stresses and show them on a properly oriented element. For this part, use the transformation equations only and not Mohr's circle (b) Repeat part (a) using Mohr's circle. (c) Determine the maximum shear stress and show the complete state of stress on a properly oriented element containing this maximum shear stress. y 25 kpsi 15 kpsi 12 kpsi 1 Problem 2.28

08
CHAPTER 2
STRESS AND STRAIN
2.29 For Problem 2.28 determine the directional cosines for the surfaces contain-
ing the maximum and minimum shear stresses.
Expand
Transcribed Image Text

08 CHAPTER 2 STRESS AND STRAIN 2.29 For Problem 2.28 determine the directional cosines for the surfaces contain- ing the maximum and minimum shear stresses.

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