element of material is shown. Let |o₂| = 320 MPa, |o₂| = 120 MPa, and |zy| = 75.0 MPa. Use this information to represent the state of stress of the same point L.

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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4 of 11
Plane-Stress Transformation
Learning Goal:
The state of in-plane stress at a point on an element of material is shown. Let |ox| = 320 MPa, |oy| = 120 MPa, and |Txy| = 75.0 MPa. Use this information to represent the state of stress of the same point that is rotated through an angle
of 0 = 25.0°.
b
Txy
σx
Part A - Normal and shear stress on element sectioned at plane a-a
Using the element sectioned at plane a-a and the rotated coordinate system shown, determine the normal and shear stresses, σ and Ta'y', respectively, acting on plane a-a.
90-0
-90-8
X
Express your answers in MPa to three significant figures separated by a comma.
0
Transcribed Image Text:4 of 11 Plane-Stress Transformation Learning Goal: The state of in-plane stress at a point on an element of material is shown. Let |ox| = 320 MPa, |oy| = 120 MPa, and |Txy| = 75.0 MPa. Use this information to represent the state of stress of the same point that is rotated through an angle of 0 = 25.0°. b Txy σx Part A - Normal and shear stress on element sectioned at plane a-a Using the element sectioned at plane a-a and the rotated coordinate system shown, determine the normal and shear stresses, σ and Ta'y', respectively, acting on plane a-a. 90-0 -90-8 X Express your answers in MPa to three significant figures separated by a comma. 0
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