1.

Determine the principal stress for the state of stress?\(\begin{vmatrix}0 & -100 & 0 \\-100 & 200 & 0 \\ -0 & 0 & -150 \end{vmatrix}\)

A. σ1=100, σ2=200, σ3=-150
B. σ1=-100, σ2=-200, σ3=-150
C. σ1=241.42, σ2=-41.42, σ3=-150
D. σ1=150, σ2=41.42, σ3=-241.42
Answer» D. σ1=150, σ2=41.42, σ3=-241.42


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