The state of stress at point 0 in a bar subject to torsion is shown in Figure P2.23. X z ++ FIGURE P2.23 Show that the principal stresses are as follows: 0₁ = 2t, 6₂=63=-t, and the principal directions of o, are equal angles with the rectangular axes.

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The state of stress at point 0 in a bar subject to torsion is shown in Figure P2.23.
X
z
ħi
+
FIGURE P2.23
Show that the principal stresses are as follows: 0₁=2T, 0₂=63=-T, and the principal
directions of o, are equal angles with the rectangular axes.
Transcribed Image Text:The state of stress at point 0 in a bar subject to torsion is shown in Figure P2.23. X z ħi + FIGURE P2.23 Show that the principal stresses are as follows: 0₁=2T, 0₂=63=-T, and the principal directions of o, are equal angles with the rectangular axes.
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