Plot the True stress strain graph, pointing each point on the graph, and calculate graphically 1- Modulus of elasticity 2 The values of K and n 3 True tensile strength 4- True fracture stress
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- A= A specimen of magnesium having a rectangular cross section of dimension 3.2)mm x 19.1/mm and a gauge length of 63.5 is pulled in tension. Use the load-clongation characteristics tabulated as follows to: Load 0.0 1.38 2.78 5.63 7.43 8.14 9.87 12.85 14.10 14.34 13.83 12.59 6.99 (KN) Al 0.0 0.03 0.06 0.12 0.20 0.25 0.64 1.91 3,18 4.45 5.72 (mm) a) Plot the data as engineering stress versus engineering strain. b) Compute the modulus of elasticity.-M. L. 445010 c) Determine the tensile strength of this alloy.A tension test was performed on a specimen having an original diameter of 13.7 mm and a gauge length of 50 mm. The data are listed in the table. Load (kN) Elongation (mm) 0 11.1 31.9 37.8 40.9 43.6 53.4 62.3 64.5 62.3 58.8 0 0.0175 0.0600 0.1020 0.1650 0.2490 1.0160 3.0480 6.3500 8.8900 11.9380 Plot the stress-strain diagram. Use a scale of 20 mm = 50 MPa and 20 mm = 0.05 mm/mm. Redraw the linear-elastic region, using the same stress scale but a strain scale of 20 mm = 0.001 mm/mm. From the diagram, determine approximately the modulus of elasticity. Express your answer to three significant figures and include the appropriate units. E = Submit Part B συ = Submit Part C ☐☐ μÅ of = Value Determine the ultimate stress. Express your answer to three significant figures and include the appropriate units. Request Answer μĂ Value Request Answer Units μĂ - Value Units Determine the fracture stress. Express your answer to three significant figures and include the appropriate units. ? Units ? ?The data illustrated below have been determined while the tension test of the stainless steel sample by amateur engineers. The gage length of the stainless steel sample was 50.8 mm (2.0in.) and, the original diameter of the steel sample was 12.8 mm (0.505in.). Load (Ib) Elongation (in.) Load (Ib) Elongation (in.) 14000 0.020 2 310 0.0022 14400 0.025 4 640 0.0044 14 500 0.060 6950 0.0066 14600 0.080 9 290 0.0088 14800 0.100 11 600 0.0110 14 600 0.120 13000 0.0150 13600 Fracture With the help of Excel, plot the stress-strain diagram for this test conducted, and define the following mechanical properties: a) Young modulus; b) Proportional limit; c) Yield stress @0.2% offset; d) ultimate stress; e) nominal rupture stress.
- Following experimental data are obtained from tensile test of a rectangular test specimen with original thickness of 2,5 mm, gauge width of 24 mm and gauge length of 101 mm: Load (N) Elongation (mm) 0 0 24372 0,183 23008 0,315 28357 5,777 35517 12,315 27555 17,978 23750 23,865 Based on the information above; draw stress-strain diagram of the material and answer the following questions. - Determine the true stress (in MPa) at yield point. - Determine the true stress (in MPa) at point of ultimate strength. - Determine the true stress (in MPa) at fracture point. - Determine the true strain (in mm/mm) at yield point. (Use at least five decimal units) - Determine the true strain (in mm/mm) at point of ultimate strength. (Use at least five decimal units) - Determine the true strain (in mm/mm) at fracture point. (Use at least five decimal units)Following experimental data are obtained from tensile test of a rectangular test specimen with original thickness of 2,5 mm, gauge width of 24 mm and gauge length of 101 mm: Load (N) Elongation (mm) 0 0 24372 0,183 23008 0,315 28357 5,777 35517 12,315 27555 17,978 23750 23,865 Based on the information above; draw stress-strain diagram of the material and answer the following questions. Question 1 ;Determine the elastic energy absorption capacity (in N.mm) of that specimen. Question 2; Determine the plastic energy absorption capacity (in N.mm) of that specimen.4. A cylindrical specimen of stainless steel having a diameter of 12.8 mm and a gauge length of 50.800 mm is pulled in tension. The load- elongation characteristics are tabulated below as follows: Load (N) Length (mm) 0 12,700 25,400 38,100 50,800 76,200 89,100 92,700 102,500 107,800 119,400 128,300 149,700 159,000 160,400 159,500 151,500 124,700 Fracture 50.800 50.825 50.851 50.876 50.902 50.952 51.003 51.054 51.181 51.308 51.562 51.816 52.832 53.848 54.356 54.864 55.880 56.642 (a) Plot the data as engineering stress versus engineering strain. (b) Compute the modulus of elasticity. (c) Determine the yield strength at a strain offset of 0.002. (d) Determine the tensile strength of this alloy.
- A specimen of magnesium having a rectangular cross section of dimension 3.2 mm x 19.1 mm and a gauge length of 63.5 is pulled in tension. Use the load-elongation characteristics tabulated as follows to: Load (kN) Al (mm) 0.0 1.38 2.78 5.63 743 8.14 9.87 12.85 14,10 14.34 13.83 12,59 0.0 0.03 0.06 0.12 0.20 0.25 0.64 1.91 3,18 4.45 5.72 6.99 a) Plot the data as engineering stress versus engineering strain. b) Compute the modulus of elasticity. Determine the tensile strength of this alloy.When a bar of 22 mm diameter is subjected to an axial pull of 60 kN the extension on the 49 mm gauge length is 0.1 mm and there is a decrease in diameter of 0.013 mm. Calculate the Young's Modulus. Provide your answer in GN/m2 to the nearest whole number.A tensile test was performed on a metal specimen with a diameter of 1/2 inch and a gage length (the length over which the elongation is meas- ured) of 4 inches. The data were plotted on a load-displacement graph, P vs. AL. A best-fit line was drawn through the points, and the slope of the straight-line portion was calculated to be P/AL = 1392 kips/in. What is the modulus of elasticity? BI
- A tension test was performed on a steel specimen having an original diameter of 0.503 in. and gauge length of 2.00 in. The data is listed in the table below. (Figure 1) Figure Load (kip) Elongation (in.) 0 0 1.50 0.0005 4.60 0.0015 8.00 11.00 11.80 11.80 12.00 16.60 20.00 21.50 19.50 18.50 0.0025 0.0035 0.0050 0.0080 0.0200 0.0400 0.1000 0.2800 0.4000 0.4600 1 of 1 Part A Determine approximately the modulus of elasticity. Express your answer to two significant figures and include the appropriate units. E = Submit ▾ Part B σy = μA Submit Value Request Answer Determine approximately the yield stress. Express your answer to two significant figures and include the appropriate units. μà Value [IMG] ? Request Answer Units Units www. ?The results of a tensile test are: Diameter of the specimen Gauge length Load at limit of Proportionality Extension at the limit of Proportionality Maximum Load : 10mm :40 mm : 70kN :0.08mm. :100 kN Calculate stress at limit of proportionality and young's modulus.Q.7. A cylindrical specimen of aluminium having a diameter of 12 mm and gauge length of 48.000 mm is pulled in tension. Use the load-elongation characteristics tabulated below to complete problems a through h. Load (N) Length (mm) Load (N) 48,00 48,05 48,10 48,15 48,20 Length (mm) 49,93 50,89 51,85 52,81 53,77 54,49 55,21 42336 6927 43659 14270 44699 21830 44888 28728 43565 32508 36288 42336 48,25 48,49 48,97 a) Plot the data as stress versus strain 40257 39029 34398 55,93 b) Compute the modulus of elasticity c) Determine the yield strength (Hint: Yield point not apparent)