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Unformatted text preview: d) SAE 1040 steel CD ________________________________________________ Q.3. (25) For the following stress element MPa MPa MPa xy y x 10 , 5 , 15-= =-= τ σ . a) Show the stresses on the cubic element. b) Determine the principal stresses with correct indices. c) Determine the angle φ of one of the principal directions, and show all stresses on the rotated cubic element. d) Determine the maximum shear stress. e) Determine all the stresses on a cut surface as shown. x y φ 30 ° Q.4. The loads in a circular cross-section of a beam are shown in the figure. The diameter of the beam is 10 mm. a) (5) Name and identify the loads (the shear load is due to bending) b) (2*20) Determine the principal stresses at points A and B. c) (Bonus 5) Determine the principal stresses at point C, 3-mm from the centroid. A B 1 kN-m 2 kN-m 3 kN-m 2 kN 45 ° C...
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This note was uploaded on 02/22/2010 for the course MECHANICAL ME 342 taught by Professor Namıkçıblak during the Spring '08 term at Yeditepe Üniversitesi.
- Spring '08
- Mechanical Engineering