# Question

Consider a “two-dimensional” state of stress in the x–y plane characterized by:

σxx = 35.86 σyy = 17.24 τxy = −25.52

Where units are MPa and tension is positive. Find: the magnitude and direction of the principal stresses and illustrate with a sketch.

σxx = 35.86 σyy = 17.24 τxy = −25.52

Where units are MPa and tension is positive. Find: the magnitude and direction of the principal stresses and illustrate with a sketch.

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