Structural Analysis
6th Edition
ISBN: 9781337630931
Author: KASSIMALI, Aslam.
Publisher: Cengage,
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- At a point on the surface of a generator shaft, the stresses are shown on the stress element in the figure. Using Mohr's circle, determine the following: • The stresses acting on an inclined at an angle 0= 45° CCW • The principal stresses • The maximum shear stresses. • Show all results on sketches of properly oriented elements. 0 10 MPa 50 MPa 40 MPaarrow_forwardConsider a point in a structural member that is subjected to plane stress. Normal and shear stress magnitudes acting on horizontal and vertical planes at the point are S, = 26 MPa, Sy= 67 MPa, and Sxy= 23 MPa. (a) Determine the principal stresses and the maximum in-plane shear stress acting at the point. (b) Show these stresses on an appropriate sketch (e.g., see Figure 12.15 or Figure 12.16) (c) Compute the absolute shear stress at the point. Sxy Answer: MPa (a) Op1 = op2 = MPa MPa Tmax in-plane (b) Show these stresses on an appropriate sketch (e.g., see Figure 12.15 or Figure 12.16) MPa (c) Tmax abs=arrow_forwardplease box the final answerarrow_forward
- Mohr's circle is shown for a point in a physical object that is subjected to plane stress. Each grid square is 14 MPa in size. (a) Determine the stresses Ox, Oy, and the magnitude of Txy and show them on a stress element. (b) Determine the stresses On, ot, and the magnitude of Tnt and show them on a stress element that is properly rotated with respect to the x-y element. The sketch must include the magnitude of the angle between the x and n axes and an indication of the rotation direction (i.e., either clockwise or counterclockwise). σ n Answer: (a) ox= Oy= Txy= (b) on= Ot= Int= MPa MPa MPa MPa MPa MPa Xarrow_forwardMohr's circle is shown for a point in a physical object that is subjected to plane stress. Each grid square is 240 psi in size. (a) Determine the stresses Ox, Oy, and the magnitude of Txy and show them on a stress element. (b) Determine the principal stresses and the magnitude of the maximum in-plane shear stress acting at the point and show these stresses on an appropriate sketch (e.g., see Figure 12.15 or Figure 12.16). D Answer: (a) σx= i Øy= Txy = (b) Op1= Op2 = Tmax in-plane Mi psi psi psi psi psi psi barrow_forwardConsider a point in a structural member that is subjected to plane stress. Normal and shear stress magnitudes acting on horizontal and vertical planes at the point are Sx = 24 MPa, Sy = 81 MPa, and Sxy = 16 MPa. (a) Determine the principal stresses and the maximum in-plane shear stress acting at the point. (b) Show these stresses on an appropriate sketch (e.g., see Figure 12.15 or Figure 12.16) (c) Compute the absolute shear stress at the point.arrow_forward
- 4arrow_forwardConsider a point in a structural member that is subjected to plane stress. Normal and shear stress magnitudes acting on horizontal and vertical planes at the point are 5x = 68 MPa, Sy=97 MPa, and Sxy = 27 MPa. (a) Determine the principal stresses and the maximum in-plane shear stress acting at the point. (b) Show these stresses on an appropriate sketch (e.g., see Figure 12.15 or Figure 12.16) (c) Compute the absolute shear stress at the point. Sxy Answer: (a) Op1 = MPa MPa Op2 = MPa Tmax in-plane= (b) Show these stresses on an appropriate sketch (e.g., see Figure 12.15 or Figure 12.16) MPa (c) Tmax absarrow_forwardplease box the final answer that is askarrow_forward
- Mohr’s circle is shown for a point in a physical object that is subjected to plane stress. Each grid square is 640 psi in size. (a) Determine the stresses σx, σy, and the magnitude of τxy and show them on a stress element. (b) Determine the principal stresses and the magnitude of the maximum in-plane shear stress acting at the point and show these stresses on an appropriate sketch (e.g., see Figure 12.15 or Figure 12.16).arrow_forwardAt a point in a machine component that is subjected to plane stress, the normal and shear stresses are σx= 100 MPa, σy= 35 MPa, and τxy= 70 MPa, acting in the directions shown in the figure. At this point, determine the strain components εx, εy, εz, and γxy. Assume that E = 72 GPa and v = 0.30 for the machine component.arrow_forwardConsider a point in a structural member that is subjected to plane stress. Normal and shear stress magnitudes acting on horizontal and vertical planes at the point are Sx = 34 MPa, Sy = 73 MPa, and Sxy = 30 MPa. (a) Determine the principal stresses and the maximum in-plane shear stress acting at the point. (b) Show these stresses on an appropriate sketch (e.g., see Figure 12.15 or Figure 12.16) (c) Compute the absolute shear stress at the point.arrow_forward
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