The stress status of an on-axis stress element is given in the figure. a) Find the stress
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The stress status of an on-axis stress element is given in the figure.
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a) Find the stress status of an off-axis element located on an off-axis plane, which makes -20° with the major axis system. b) Find the principal directions for normal stresses for this off-axis element c) Find the principal directions for shear stresses for this off-axis element d) Redraw the off-axis element at the correct orientation for the principal planes and properly label the stresses for principal normal stresses. e) Redraw the off-axis element at the correct orientation for the principal planes and properly label the stresses for principal shear stresses. W 48 MPa 18 MPa 25 MPa a) Find the stress status of an off-axis element located on an off-axis plane, which makes -20° with the major axis system. b) Find the principal directions for normal stresses for this off-axis element c) Find the principal directions for shear stresses for this off-axis element d) Redraw the off-axis element at the correct orientation for the principal planes and properly label the stresses for principal normal stresses. e) Redraw the off-axis element at the correct orientation for the principal planes and properly label the stresses for principal shear stresses. W 48 MPa 18 MPa 25 MPa
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