Compute the value the shear modulus G of steel whose modulus of elasticity E is 200 GPa and poisson's ratio is 0.30.
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Compute the value the shear modulus G of steel whose modulus of elasticity E is 200 GPa and poisson's ratio is 0.30.
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- The data in Table 1.5.3 were obtained from a tensile test of a metal specimen with a rectangular cross section of 0.2011in.2 in area and a gage length (the length over which the elongation is measured) of 2.000 inches. The specimen was not loaded to failure. a. Generate a table of stress and strain values. b. Plot these values and draw a best-fit line to obtain a stress-strain curve. c. Determine the modulus of elasticity from the slope of the linear portion of the curve. d. Estimate the value of the proportional limit. e. Use the 0.2 offset method to determine the yield stress.A .What is the value for HB? * b. What is the value for x? c. What is the value for y? * d. What is the potential value for Modulus of Elasticity in steel? e. What is the resultant force member IG? *A steel bar, whose cross section is 0.60 inch by 4.10 inches, was tested in tension. An axial load of P = 31,025 lb. produced a deformation of 0.115 inch over a gauge length of 2.10 inches and a decrease of 0.0080 inch in the 0.60-inch thickness of the bar. a. Determine the lateral strain. b. Determine the axial strain. c. Determine the Poisson’s ratio v. d. Determine the decrease in the 4.05-in. cross-sectional dimension (in inches).
- A compressive load of 50 KN is applied 150 on the axis of a steel-round bar of 8 mm diameter. Compute its stress and strain if the given modulus of elasticity is 75 GPa. Please draw a figure.Compression Steel Given: The beam cross-section shown have the following cross-sectional properities: f'c = 4000 psi Find phi Mn.Determine the maximum tensile strength of the steel bar described by the following data Initial diameter = 12 mm Final diameter = 6.5 mm Initial length = 60 cm Final length = 86 cm Ultimate load = 5000 kgf
- A steel bar of rectangular cross section 45 mm (height) x 60mm (base) and pinned at each end is subject to axial compression. The proportional limit of the material is 320 Mpa and E= 200 GPa. -Find least Radius of Gyration (in mm)? -Determine the transition length (in mm) in which the Parabolic formula may be used instead of the Euler's equation.? -Determine the transition slenderness ratio in which the Parabolic formula may be used instead of the Euler's equation.? -If the Length is 1 meter, determine the critical load (in KN) using pin support. -if the length is 3 meters, determine the critical stressn(in MPa) using pin support.UPVOTE will be given! Please write the solutions completely and legiby. Box the final answer. Answer in 3 decimal places! Strength of Materials The assembly shown is made up of T-shape steel and two wood as shown. A bending moment M is applied to the composite beam. Given: Es = 200 GPa Ew = 25 GPa M = 90 kN.M h = 200 mm c. Calculate the absolute maximum stress in the steel in MPa. d. Calculate the stress in the steel along the top edge in MPa.Calculate the total deformation of steelbars shown in Figure. (d1=15 mm, d2=25 mm and E=210 GPa) A= 5, B=3, C=8
- The composite beam shown in the figure is simply supported and carries a total uniform load of 40 kN/m on a span length of 4.0 m. The beam is built of a southern pine wood member having cross-sectional dimensions 150 mm 250 mm and two brass plates of cross-sectional dimensions 30 mm 150 mm. (a) Determine the maximum stresses B and w in the brass and wood, respectively, if the moduli of elasticity are EB 96 GPa and Ew 14 GPa. (Disregard the weight of the beam.) (b) Find the required thickness of the brass plates so that the plate and wood reach their allowable stress values, saB 70 MPa and saw 8.5 MPa, simultaneously under the maximum moment. What is the maximum moment?Answer all.a.A mild steel flat of width b= 150 mm, thickness t = 20 mm and length L= 6000 mm carries an axial pull P = 300 kN. If modulus of elasticity of mild steel is 200 GPa and Poisson’s ratio is 0.25, calculate the change in length, width and thickness of the flat. B.A stepped bar made of brass is subjected to axial loads as shown in the below figure. Determine the total change in length of the bar. Take E =100 GPa.figure is attached C.A thin cylinder of external diameter 820 mm, length 3 m and wall thickness of 10 mm is subjected to an internal pressure of 2.5 N/mm2 . Determine the change in diameter and length. Take Young’s modulus = 2×105 N/mm2 and Poisson’s ratio = 0.25.What is the potential value for Modulus of Elasticity in steel? What is the resultant force member IG?
