A steel bar of rectangular section 50 mm x 30 mm and length 1.5 m is subjected to a gradually applied load of 150 kN. Find the strain energy stored in the bar. If the elastic limit of the material of the bar is 150 N/mm², proceed to determine the proof resilience and modulus of resilience.
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- Let's consider a rod having a solid circular cross-section with diameter of 4 mm and it is made of a material having a Young's modulus E = 120 Gpa and a Poisson's ratio of 0.33. If a tensile force F is subjected to that rod cross-section, the diameter becomes 3.995 mm. determine the applied force F. Select one: O F= 2856 N OF = 2285 N OF = 7140N OF = 5712 N OF = 3427 N O F = 8568 NLet's consider a rod having a solid circular cross-section with diameter of 4 mm and it is made of a material having a Young's modulus E = 120 Gpa and a Poisson's ratio of 0.33. When a tensile force F is subjected to that rod cross-section, the diameter becomes 3.995 mm. Determine the applied force F. Consider a linear elastic behavior. Select one: O F= 373 N O F = 622 N O F= 933 N O F = 778 N O F= 311 N O F = 249 NLet's consider a rod having a solid circular cross-section with diameter of 5 mm and it is made of a material having a Young's modulus E = 200 Gpa and a Poisson's ratio of 0.3. If a tensile force F is subjected to that rod cross-section, the diameter becomes 4.995 mm. determine the applied force F. Select one: O F = 5236 N O F = 6283 N %3D O F= 13090N O F = 10472 N O F= 15708N OF=4189 N 9:22 PM EN ? 4/15/2021
- (c) Consider a cubic element with side length of 4 cm. The element has modulus of elasticity of 80 GPa and Poison's ratio of 0.3. If the element is subjected to equal forces in the x, y and z direction of 3 KN. Determine the volumetric strain and bulk modulus.Let’s consider a rod having a solid circular cross-section with diameter of 6 mm and it is made of a material having a Young’s modulus E = 200 Gpa and a Poisson’s ratio of 0.3. If a tensile force F is subjected to that rod cross-section, the diameter becomes 5.998 mm. determine the applied force F.Determine the change in length, width and thickness of steel bar which is 4m long, 30mm wide and 20mm thick and is subjected to an axial pull of 30 kN in the direction of length. Take E = 200 GPa and poison's ratio of 0.3. Also determine the volumetric strain and change in volume.
- Let's consider a rod subjected to the shown axial forces. If we consider a linear elastic behavior, determine the axial force Fo so that the vertical displacement of end D is &= 0.6559 mm and Fc = 20 kN. Segments (1) and (2) are made of steel with a modulus of elasticity E = 200 GPa, while segment (3) is made of aluminum with a modulus of elasticity E= 70 GPa. The rod has a solid circular cross-section with the folowing diameters: D(1) = D[2) = 50 mm, D(3) = 30 m (1) A 1.8 m 40 kN B (2) 1.2 m C FC 1.6 m (3) D FDLet's consider a rod having a solid circular cross-section with diameter of 4 mm and it is made of a material having a Young's modulus E = 200 Gpa and a Poisson's ratio of 0.3. If a tensile force F is subjected to that rod cross-section, the diameter becomes 3.995 mm. determine the applied force F. Select one: F = 10472 N O F = 6283N O F= 15708 N O F = 4189N O F = 5236 N O F = 13090 N Clear my choiceThe stress-strain diagram for an aluminum alloy that is used for making aircraft parts is shown in Figure. If a specimen of this material is stressed to s = 600 MPa, determine the permanent set that remains in the specimen when the load is released. Also, find the modulus of resilience both before and after the loan application.