stress /Mpa 3. stain ool o:2 Q/ The figure below represents the stress-strain curve for four materials with different mechanical properties 1-Which of the four materials is the strongest and why? 2-What are the most flexible materials? And why 3-What materials are classified as malleable and why? 4-What materials are classified as harsh? and why 5-List four mechanical properties that can be inferred from the stress-strain diagram

stress /Mpa 3. stain ool o:2 Q/ The figure below represents the stress-strain curve for four materials with different mechanical properties 1-Which of the four materials is the strongest and why? 2-What are the most flexible materials? And why 3-What materials are classified as malleable and why? 4-What materials are classified as harsh? and why 5-List four mechanical properties that can be inferred from the stress-strain diagram

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter7: Analysis Of Stress And Strain

Section: Chapter Questions

Problem 7.7.26P: - 7.2-26 The strains on the surface of an experiment al device made of pure aluminum (E = 70 GPa. v...

See similar textbooks

Similar questions

A wine of length L = 4 ft and diameter d = 0.125 in. is stretched by tensile forces P = 600 lb. The wire is made of a copper alloy having a stress-strain relationship that may be described mathematically by =18,0001+30000.03(=ksi) in which is nondimensional and has units of kips per square inch (ksi). (a) Construct a stress-strain diagram for the material. (bj Determine the elongation, of the wire due to the Forces P. (c) IF the forces are removed, what is the permanent set of the bar? (d) If the forces are applied again, what is the proportional limit?
Determine the strain energy per unit volume (units of psi) and the strain energy per unit weight (units of in ) that can be stored in each or the materials listed in the accompanying table, assuming that the material is stressed to the proportional limit. DATA FOR PROBLEM 2.7-5 Material Weight Density (lb/in3) Modulus of Elasticity (ksi) Proportional Limit (psi) Mild sleel 0.284 30,000 36,000 Tool steel 0.284 30,000 75,000 Aluminum 0.0984 10,500 60,000 Rubber (soft) 0.0405 0.300 300
- 7.2-26 The strains on the surface of an experiment al device made of pure aluminum (E = 70 GPa. v = 0.33) and tested in a space shuttle were measured by means of strain gages. The gages were oriented as shown in the figure. and the measured strains were = 1100 X 106, h = 1496 X 10.6, and = 39.44 X l0_. What is the stress o in the x direction?
The rails of a railroad track are welded together at their ends (to form continuous rails and thus eliminate the clacking sound of the wheels) when the temperature is 60°F. What compressive stress ?? =6.5×10-6 /? is produced in the rails when they are heated by the sun to 120"F if the coefficient of thermal expansion a = the modulus of elasticity E = 30 × 106 psi?
Q2: (A) A material has a yield stress of 300 MPa. What will the cross sectional area of the bar, when force of 36 kN acted upon the bar. (B) Write short notes on stress-stain curve for plastic material with neat diagram.
A very fine fabric 0.020 mm in diameter can support a 20 g object. How does the stress in the fabric compare with the ultimate strength in tension of copper
Given the following stress-strain graph:a. is the modulus of elasticity of "A-514" greater, less or equal to the one of "A-572"?b. from the previous question, make an estimatio for both of them, check that the graphic comes in %c. If we were to test these materials in a universal tension equipment, which one would withstand more load?d. If we were to test these materials in a universal tension machine, which one would elongate the most before fracturing? would elongate the most before fracturing? e. Of the 6 materials shown, do any behave as brittle materials? f.
1. Sketch stress-strain curves for the following three materials (mechanically worked tungsten metal, annealed tungsten metal, and tungsten carbide) on the same plot. On each curve, label the following: ultimate compressive strength (UCS), yield stress (YS), modulus of elasticity (E), and rupture stress (RS).
Consider the tensile stress-strain diagram below. If samples 1 and 2 are different materials, which sample is tougher? A. Both samples are equally tough/ Albei monsters is ewe taai B. Sample 2 C. Sample 1
A material having a shear modulus G, is deformed under a pure shear stress as shown in the following figure. Calculate the applied shear stress. Given: a = 1 mm, b = 100 mm and G = 25 GPa. Consider a linear elastic behavior. Select one: τ = 125 Mpa τ = 333 Mpa τ = 250 Mpa τ = 750 Mpa τ = 500 Mpa
1. A circular cylinder with inside diameter of 10 cm which carries a compressive force equivalent to 400,000 N. What will be the outisde diameter of this cylinder if the allowable stress is 120 megaPascal. 2. A diagram or a curve which is a used as a reference to picture the internal forces in a beam 3. Maximum M occurs when the _______________ is ______________. 4. Within the region of positive moment, the elastic curve is concave __________ 5. There must be a/ an _________________ where the curve changes from concave down to concave up
– The weight is suspended from structural A–36 steel alloy and 2014-T6 aluminum alloy wires, eachhaving the same initial length of 10 ft and cross-sectional area of 7×10–3 in2 (Figure Q1). If the weight is increasedgradually, determine which wire yields first? Explain which material model and yield criterion you will use? Justifyyour choices