Consider a point in a structural member that is subjected to plane stress. Normal and shear stresses acting on horizontal and vertical planes at the point are shown. If o = 13 MPa in the direction shown, determine the principal stresses at the point. 28 MPa 16 MPa O 25.1 MPa and -26.7 MPa O 27.9 MPa and -29.8 MPa O 18.4 MPa and -44.9 MPa O 22.3 MPa and -24.2 MPa O 30.0 MPa and -33.0 MPa

Structural Analysis
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Chapter2: Loads On Structures
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Consider a point in a structural member that is subjected to plane stress. Normal and shear stresses acting on horizontal and vertical
planes at the point are shown. If o = 13 MPa in the direction shown, determine the principal stresses at the point.
28 MPа
16 MPa
25.1 MPa and -26.7 MPa
O 27.9 MPa and -29.8 MPa
О 18.4 МРаand -44.9 MPa
О 22.3 МРа and -24.2 MPa
О 30.0 МРа and -33.0 MPa
Transcribed Image Text:Consider a point in a structural member that is subjected to plane stress. Normal and shear stresses acting on horizontal and vertical planes at the point are shown. If o = 13 MPa in the direction shown, determine the principal stresses at the point. 28 MPа 16 MPa 25.1 MPa and -26.7 MPa O 27.9 MPa and -29.8 MPa О 18.4 МРаand -44.9 MPa О 22.3 МРа and -24.2 MPa О 30.0 МРа and -33.0 MPa
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