(b). A cylindrical aluminum rod has a diameter of do 25 mm and a gage length...
A tensile test specimen has a gage length = 50 mm and diameter = 20 mm. Yielding occurs at a load of 137900. The corresponding gage length = 51 mm, which is the 0.2 percent yield point. The maximum load of 258100 N is reached at a gage length = 62.8 mm. Determine (a) yield strength, (b) modulus of elasticity, and (c) tensile strength.
A test bar of a metal with 12.83 mm in diameter and 50 mm gage length is loaded elastically with 156 kN tensile load and is stretched by 0.356 mm. Its diameter is 12.80 mm under load. What is the elastic modulus of the metal?
Q1. A circular rod of 12 mm diameter was tested for tension. The total elongation on a 300 mm length was 0.22 mm under a tensile load of 17 KN. Find the value of E. (2.5 Marks) Answer: Q2. A prismatic bar has a cross section of 25 mm x 50 mm and a length of 2m under an axial force of 90 KN. The measured elongation of the bar is 1.5 mm. Compute the tensile stress and strain in...
Problem 1 (6 points): A cylindrical rod of Ni 200 alloy has the following properties: E = 204 GPa, v = 0.31. It is loaded elastically in compression at 12.5 kN. If the original rod length and diameter are 20 mm and 15 mm, respectively, determine the rod length and diameter under load.
A 8.9-mm-diameter rod of 3003-H14 aluminum alloy with an elastic modulus of 58MPa and a poisson's ratio of 0.31 is subjected to a 5-kN tensile load. Calculate the resulting rod diameter to 5 significant figures. Answer:
A 7.3-mm-diameter rod of 3003-H14 aluminum alloy with an elastic modulus of 51MPa and a poisson's ratio of 0.3 is subjected to a 4-KN tensile load. Calculate the resulting rod diameter to 5 significant figures. Answer:
3) A tensile test is performed on a brass specimen 10 mm in diameter and a length of 50 mm. When the tensile load reaches 20 kN, the material elongates 0.122 mm. What is the brass' modulus of elasticity E?
Problem #1 A cylindrical rod of copper (E 110 GPa) having a yield strength of 240 MPa is to be subjected to a load of 6660 N. If the length of the rod is 380 mm, what must the diameter be to allow an elongation of 0.50 mm? A cylindrical specimen of some alloy 8 mm in diameter is stressed elastically in tension. A force of 15,700 N produces a reduction in the specimen diameter of 5 10-3 mm. Compute...
5. A cylindrical specimen of aluminum having a diameter of 12.8 mm and a gauge length of 50.800 mm is pulled in tension. Use the load-elongation characteristics tabulated below to complete parts (a) through (f). Use SI unit system. Load Length 0 7330 15,100 23,100 30,400 34,400 38,400 41,300 44,800 46,200 47,300 47,500 46,100 44,800 42,600 36,400 lb 0 1650 3,400 5,200 6,850 7,750 8,650 9,300 10,100 10,400 10,650 10,700 10,400 10,100 9,600 mim 50.800 50.851 50.902 50.952 51.003 51.054...
A bar of metal (length L =200 mm, diameter d=10 mm) is loaded axially by a tensile force P = 12 kN. If the bar elongates by 0.3 mm, what is the decrease in diameter d? What is the value of modulus of elasticity? Consider, v=0.30.