In stress and strain diagram for a perfectly ductile material, the yield strength, and ultimate tensile strength are well defined
Q: The image shows the yield loci for the Tresca and von Mises yield criteria. Between which two points…
A: GIVEN: TO FIND:
Q: Discuss four theories that are often used in engineering practice to predict the failure of material…
A: Theories of failure should be used to determine safe dimensions of a component when the biaxial or…
Q: Draw the tensile curves of the following materials, taking into account the appropriate elongation…
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Q: The Yield strength/Elastic limit read from a stress stain curve is... O The transition to brittle…
A: Given:Elastic limit: This is the point in the stress strain curve where materialchanges its…
Q: Q5/ The Stress-strain diagram of any ductile metal or alloys reveals several critical points. Based…
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Q: engineering and true stress strain curves for shear are similar guess
A: Given:
Q: Q3b. The stress-strain characteristic curves for materials A, B and C are shown below. Which one…
A: Given stress strain curve. The properties are At point A : High strength Low ductility Low…
Q: Uniaxial yield stress of a material is 420 MPa Determine shear yield stress using Von Mises…
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Q: Examine the stress-strain curves below and choose the correct statement from B the ones listed…
A: Material A is showing brittle plastic behaviour, Material B is showing toughness and strong plastic…
Q: Identify the material that has a maximum modulus of elasticity from the following stress-strain…
A: Material A has higher modules of elasticity.
Q: The state of strain at a point is characterized by six strain components,Name them?
A: The state of strain at a point can be represented by strain tensor which is used to define different…
Q: Identify the material that has maximum stiffness value from the following stress- strain curves.
A: Higher the positive slope in stress-strain curve of a material implies higher the stiffness.
Q: When an element of material is subjected to deformations that only occur in a single plane, it…
A: If the state of strain acting on a material particle is such that the non-zero strain components…
Q: A bar is 500 mm long and is stretched to 505 mm with a force of 50 kN. The bar is 10 mm diameter.…
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Q: To use Hooke's law and the definitions of stress and strain to calculate unknown values for linear…
A: Part A: Given data, Writing the formula for change in length due to axial load: -
Q: Q3a. The stress-strain characteristic curves for materials A, B and C are shown below. Which one…
A: The toughness of the material can be represented by the area under the stress-strain curve. The…
Q: What is the Conventional Stress-strain show with a diagram?
A: A ductile material subjected to a tensile test passes through different stages before reaching the…
Q: What is stress transformation and why we study stress transformation at a point within a given…
A: Stress transformation is defined as the process in which various stress of different planes of a…
Q: In stress and strain diagram for a perfectly ductile material, the yield strength, and ultimate…
A: Ductile Materials have the ability to elongate in tension. Ductile material will deform (elongate)…
Q: Besides normal tensile stress, list three other types of material stresses? Are these typically all…
A: Stress: Stress is defined as the internal resistance per unit area of cross-section. There are…
Q: In stress and strain diagram for a perfectly ductile material, the yield strength, and ultimate…
A: As we know for the ductile materials like Mild Steel.. We can observe the yield strength, and…
Q: Uniaxial yield stress of a material is 350 MPa Determine shear yield stress using Von Mises…
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Q: The change in length of a material is, mm, when the longitudinal strain and original length values…
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Q: In a tensile test on a mild steel specimen, the breaking stress as compared to ultimate tensile…
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Q: Draw stress-strain curve and discuss about plastic deformation and elastic deformation.
A: Stress is the force acting per unit area in a specimen while strain is the ratio of change in…
Q: Why do we define engineering and true stresses for tension/compression loading but not for shear…
A: Engineering stress: It is the stress based on the initial or original cross sectional area (Ao)…
Q: Engineering strain of a mild steel sample is recorded as 0.100%. The true strain is
A: Given, Engineering strain = ε = 0.1% = 0.001 True strain is given by, εT = ln (1 + ε)= ln…
Q: When a homogeneous isotropic material is subjected to a state oftriaxial stress, the strain in each…
A: In a homogeneous material, all the properties are the same at each and every point of the material.…
Q: Define plane stress and plane strain, making clear which, if any, of the stresses are zero in each…
A: Plane stress If a plane is undergoing load and at any point, the normal stress vector is zero (the…
Q: ng the following (homogenous deformation, heterogeneous deformation, te tensile strength, yield…
A: The diagram is attached below:
Q: For ductile and linearly elastic material, stress is directly proportional to strain a. Below or at…
A: 1.Option (a) Below or at the yield point only. Is correct option Explanation: Stress is directly…
Q: 1.What are the advantages of the stress-strain diagram over a load elongation diagram for shown?…
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Q: A metal bar 5.0 m long extends by 0.05 mm when a tensile load is applied to it. The percentage…
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Q: steel rod is subjected to a force of 5 kN. The initial length of the rod is 690 mm and after…
A: Given Data P= 5 kN Lf=700 mm Li=690 mm
Q: Identify the material that has maximum stiffness value from the following stress-strain curves.
A: Material A has higher stifness.
Q: Sketch the expected tensile stress versus strain curves for the following:
A: all the three curves are shown in the same stress train diagram so that comparison can be done.
Q: After the yield region in the stress-strain curve the strength up to ultimate value because:
A: When the stress is applied slip planes start to move in the direction of applied stress. Millions of…
Q: Question: In stress-strain curve which type of materials exhibits yield strength
A: Yield strength is the point in the stress-strain curve where the metal under load stops elastic…
Q: The relation between maximum utilizable values obtained by tension test and pure shear test for…
A: Maximum shear stress theory is primarily applicable for ductile materials. It is required to…
Q: .From the tensile stress-strain behavior for the brass specimen shown in below, determine the…
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Q: Can we determine the relationship between the average normal stress and average normal strain by…
A: The relation between the average normal stress and average normal stress can be determined by…
Q: Standard steel specimen of 0.504" diameter elongated 0.0125" in an 8" gage length during a test…
A: for solution refer below images.
Q: If the material remains elastic, then the strains caused by deformation are directly related to the…
A: Within the proportionality limit, the stress is directly related to the strain, This principle is…
Q: Part of the stress-strain diagram where the material stress lies between the proportional limit and…
A: Given question: Part of the stress-strain diagram where the material stress lies between the…
Q: True stress-strain Engineering stress-strain strain Calculate the engineering ultimate tensile…
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Q: How is the general state of strain at a point in a body is represented?
A: Given Data⇒ We need to determine How is the general state of strain at a point in a body is…
Q: In stress and strain diagram for a perfectly ductile material, the yield strength, and ultimate…
A: In the above statement, it mentions about stress strain curve of perfect ductile material have well…
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- - 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?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?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?
- On the surface of a structural component in a space vehicle, the strains arc monitored by means of three strain gages arranged as shown in the figure. During a certain maneuver, the following strains were recorded: e, = 1100 X l0_6, 6h = 200 X lO_6, and e = 200 X 10-6. Determine the principal strains and principal stresses in the material. which is a magnesium alloy for which E = 6000 ksi and v = 0.35. Show the princ ipal strains and principal stresses on sketches of properly oriented elements.A thin square plate in biaxial stress is subjected to stresses ?? and ??., as shown in part a of the figure. The width of the plate is h = 12.0 in. Measurements show that the normal strains in the x and v directions are s = 427 × 10-6 and s = 113 × l0-6, respectively. With reference to part b of the figure. which shows a Iwo-dimensional view of the plate. determine the following quantities. (a) The increase .d in the length of diagonal Oil. (b) The change . in the angle between diagonal Oti and the x axis, (c) The shear strain y associated with diagonals Oil and cf(that is. find the decrease in angle ced).An element of material in plain strain is subjected to strains x = 0.0015, , y . = -0.0002, and xy = 0.0003. (a) Determine the strains for an element oriented at an angle = 20°. (b) Determine the principal strains of the element. Confirm the solution using Mohr’s circle for plane strain.
- A brass plate with a modulus of elastici ty E = 16 X 106 psi and Poisson’s ratio a = 0.34 is loaded in biaxial stress by normal stresses r and cry. (sec figure). A strain gage is bonded to the plate at an angle 4 = 350 If the stress o is 10,700 psi and the strain means used by the gageise = 390 X 106.whatisthcmax- imum in-plane shear stress (Tr, ),. and shear strain (>‘ ).? What is the maximum shear strain (y ) in the x-: plane? What is the maximum shear strain (y ).. in the y-r plane?In stress and strain diagram for a perfectly ductile material, the yield strength, and ultimate tensile strength are well defined Select one: True FalseConsider 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
- When a homogeneous isotropic material is subjected to a state oftriaxial stress, the strain in each direction is influenced by thestrains produced by all the stresses.how?Use the principle of Strain energy due to direct stresses strength of materials 21. In the nominal stress-strain diagram (Figure 1), write down the names and meanings of points 1, 2, 3, and 4.2. Explain how to find the 0.2% offset yield strength, and explain the% elongation and% reduction in cross-sectional area.3. After explaining the difference between the true stress/strain and the nominal stress/strain, show the true stress-strain diagram for the nominal stress-strain diagram (Figure 1) to correspond points 1, 2, 3, and 4.