The ability of the material to absorb energy without creating a permanent distortion is called. O a. Hardness O b. Tuohgness O c. Resilience o d. Rapture
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- Materials can have different masses but equal volumes. a. TRUE b. FALSETwo uniform spheres are positioned as shown. Determine the gravitational force F which the titanium sphere exerts on the copper sphere. The value of R is 30 mm. Assume a = 4.9, b = 2.3,0=29° T R aR Titanium e Copper bR --xExplain the following assumptions used in the theory of simple bendinga) The plane section of a beam remains plane after bendingb) The material in the beam is homogeneous
- Mechanics of Deformable Bodies The rigid bar of negligible weight is pinned at O and attached to two vertical rods. Assuming that the rods were initially stress-free, what is the largest load P that can be applied without exceeding stresses of 150 MPa in the steel rod and 70 MPa in the bronze rod? 21 -1.5 →1.5 Bronze Steel A = 900 mm2 E= 200 GPa L= 1.5 m A = 300 mm? E = 83 GPa L=2 mTwo uniform spheres are positioned as shown. Determine the gravitational force F which the titanium sphere exerts on the copper sphere. The value of R is 30 mm. Assume a = 4.9, b = 2.3, 0=29° y R 1 aR Titanium Copper bR - XStress is the intensity of internal force.
- Truss Analysis (Statics of Rigid Bodies)Solve d part only in 2 hours it's mechanical engineering question so plz don't reject and solve it1. An element whose material has Sy = 280 MPa, Sut = 330 MPa, and Suc = 460 MPa is loaded as shown. Determine the safety factors of the following elements based on these criteria. (a) MSST (b) MDET (c) MNST = -40 MPa T Txy = 40 MPa σx = 30 MPa
- Which of the following is false regarding factor of safety in the design of structures? a. It considers uncertainties in the material properties. b. A higher factor of safety is preferable in designing safe structures c. It should not be less than 1 to ensure the structure’s safety. d. It considers changes in the loading pattern on the structure. Which of the following occurs when the value of Poisson’s ratio is doubled and the modulus of elasticity is kept constant? a. The lateral deformations experienced by the material is halved b. The volume of the material will remain constant when subjected to external forces c. The elastic region of the shear stress-strain diagram would be less steep d. The material can withstand higher amounts of stress before permanent deformations occurThe material returns to its original shape when the load is removed. (A Elastic Limit B Elastic Behavior Limit c) Maximum Limit D D Proportional LimitA column (with initial dimensions x = 150 mm, y = 150 mm, and z = 1000 mm) is confined by a rigid material on its x-axis as shown. Take note that the column is free to elongate/shorten along the y- and z- axis. What are the final dimensions of the column when a load P₂ = 150 kN is applied? Also, determine the bearing stress along the x-axis developed between the column and the rigid material. Use G = 35 GPa and v = 0.33. Rigid material Front view P₂ Top view ➤X