The Amorphous structures can be shown in three states solid, liquid, and gases; explain that? What are the means of elastic and plastic deformations?
Q: The critical resolved shear stress for copper is 0.48 MPa. Determine the maximum possible yield…
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Q: Define what is Two dimensional anisotropy ?
A: given: Define what is Two dimensional anisotropy ?
Q: From a microstructure point of view, how do elastic and plastic materials deformations occur?
A: Elastic deformation: The deformation deformation in the object which disappears after the removal of…
Q: Effect on mechanical properties via control of the slip process.briefy explain with diagrammatical?
A: A slip system is a mix of a slip plane inside a clear material(preferred plane fir slip) and a slip…
Q: List at least three other names for the material derivative, and write a brief explanation about why…
A: The material derivative is explained as the time rate change of physical quantities like momentum or…
Q: An undeformed specimen of some alloy has an average grain diameter of 0.040 mm. You are asked to…
A: Grain size: The grain size of a metal is the average grain diameter. Generally, it measured in…
Q: Which materials, behave in the opposite way? Give some examples?
A: The behavior of the material is categorized based on specific characteristics like conduction of…
Q: summarize the way in which fine _grain microstructure behave with regard to low temperature and room…
A: Grain size microstructure behave with regard to low temperature and room temperature strength and…
Q: Discuss how the defects allow a metal to plastically deform
A: Given Data : Defects Plastical deformation
Q: Calculate the percent cold reduction when ansteel wire is cold drawn from a diameter of 6 mm to a…
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Q: Which properties are affected by plastically deforming a metal specimen near room temperature? Do…
A: Concept: Plastic Deformation: 1) It is the process of deforming the material by application of…
Q: During plastic deformation anisotropy in sheet metals can: a have adverse effect during the…
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Q: Explain the principle of stress and
A: Principal stresses are maximum and minimum value of normal stresses on a plane (when rotated through…
Q: a) Briefly explain why HCP metals are typically more brittle than FCC and BCC metals. b) Two…
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Q: Why is fatigue generally less of a problem with ceramics and glasses than with metals and polymers?
A: Fatigue is defined as a mechanical failure in which material is failed under its yielding strength.…
Q: Answer in a brief and concise essay. Why do we need to study the mechanical properties of a metal?
A: Study of mechanical properties of metals is a must for technological advancement. Mechanical…
Q: Why inclusion can decrease fatigue strength?
A: Fatigue strength is the measure of maximum stress for a material which can sustain without failure…
Q: Calculate the maximum force that 0.5 cm diameter rod of Al2O3, having a yield strength of 241 MPa,…
A: According to Hook's law, "Within elastic limit, stress is proportional to strain. But practically,…
Q: b. A paper clip is made of wire 0.4 mm in diameter. If the original material from which the wire is…
A: Given data wire dia (dw) = 0.4 mm rod dia (dr) = 20 mm To calculate engineering strain and true…
Q: what is this equation mean? what will the equation show when the material collapse? And would will…
A: This equation ρgH3≥τy represents distortion energy theory or von mises theory and the equation is of…
Q: Explain effect of defects on the properties of materials?
A: Defects in the xrystal leads to change in the mechanical ,physical and chemical properties of the…
Q: Sketch a persistent slip band, define what it is, and explain its role in fatigue.
A: Sketch of Persistent slip band:
Q: Why are the deformations that take place within a body are almostinfinitesimal?
A: Deformation is defined as a phenomenon in which bodies shape and size may change when it is…
Q: discuss the thermal conductivity of grains, including the different methods of measurement and their…
A: The heat conductivity of grains increased as the temperature rose. Water is recognized to serve…
Q: Explain what the meaning of strain hardening is, how it happens in the materials. Do you think…
A: Strain hardening or work hardening: When a metal is deformed beyond the yield point but less than…
Q: What will be the maximum force that can be withstood by a rod
A: The tensile strength (tensile stress) of the aluminium alloy rod σt=140 MPa Cross sectional area of…
Q: Identify the main materials' properties (Mechanical, Electrical, thermal and others), give an…
A: Physical, chemical, or mechanical components of a particular product are the material properties…
Q: Under room temperature, why grain boundaries are beneficial for improving materials strength? How…
A: An interface between two surfaces is called the grain boundary. Due to grain boundaries the thermal…
Q: Consider the engineering stress-strain curves for three materials labeled A, B, and C below.…
A: Strain hardening is the property of the material to exhibit a large deformation under the…
Q: (a) Explain the differences between metals, polymers and ceramics in terms of its atomic structure…
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Q: Derive the relations for stress and strain transformation
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Q: For a bronze alloy, the stress at which plastic deformation begins is 267 MPa and the modulus of…
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Q: A copper plate was cold rolled and according to metallographic examination "elongated grains" were…
A: Cold rolling - the strip of metal passes between two rollers which apply overwhelming weight. The…
Q: explain in no more than 5 sentences why metals bend but ceramic breaks when applied with a certain…
A: THERE ARE CERTAIN REASON WHICH DESCRIBE WHY METALS BENDS BUT CERAMIC BENDS WITH A CERTAIN AMOUNT OF…
Q: State the limitation of Griffith’s analysis with regard to crack geometry, and explain why it is a…
A: Griffith's theory provides relation with experimental data for brittle materials like glass and also…
Q: Engineeringly explain the reason why the difference in impact absorption energy occurs between each…
A: The effects of carbon content and heat treatment type influence on absorbed energy property of the…
Q: The plastic deformation of metals primarily the result of the
A: Explanation The plastic deformation of metals is primarily the result of the propagation of…
Q: explain effect and defects on the properties of materials.briefy explain with diagram?
A: Given Properties of materials To find Defects and its effect on the properties of materials
Q: What is a Work Done on Elastic Solid Bars explain it?
A: Elastic Solid Bars are like an elastic spring which means that when the force is applied on the bar…
Q: Explain how macroscopic plasticity in metals occurs from the point of view of microscopic mechanisms
A: Macroscopic plastic deformation simply corresponds to permanent deformation that results from the…
Q: In process, the metal is heated to almost recrystallization temperature and then cooled at faster…
A: Heat treatment processes are applied on the steel to change the specific properties of the material.…
Q: How can we apply the equations for plane-stress transformation, using a graphical procedure?
A: To apply the plane stress equations, one needs to construct a graphical method in the form of a…
Q: Describe, with the aid of a diagram, a manufacturing process that can create a metal bowl (as shown…
A: The manufacturing process that can create a metal bowl from a circular piece of sheet metal is…
Q: Write the analysis that assumes that the cross-section is constant andhas an axis of symmetry?
A: ⇒In bending and torsion equation analysis it is assumed that cross section is constant and has an…
Q: xplain the difference between Modulus of elasticity and Stiffness?
A: The elastic modulus measures the stiffness in a material, but strength is a function of the modulus.…
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- Will the stress required to INTRODUCE plastic deformation in a single crystal will be same as the polycrystalline material? Justify your answer.Explain effect of defects on the properties of materials? briefy explain with diagrammatical?answer in a brief and concise essay. 2. How does point defects affect the property of a material?
- Why recovery, recrystallization and grain growth are required after plastic deformation of a metal. Explain these process.Two bars in the form of a single crystal of pure tin present elastic limits significantly different at 0.2% of compensated strain value. What could be the cause of this phenomenon?Define what is Two dimensional anisotropy ?
- If we strain an FCC and an HCP single crystal, which of the two will have a larger amount of easy glide, and why?a) On the atomic level, what causes strain hardening? b) Explain the difference between engineering stress and true stress. Under tension, which one is greater, and why?Is there any relationship between a crystal and a grain? justify your answer.
- What is section property? Give its formula?(a) At the atomic level, how deformation process occurs/proceeds? (b) If we have the same materials in two different forms as a single crystal and as a polycrystalline sample, which one would have higher internal energy? Why? (c) Determine miller indices for the plane shown in red. Show your work to clarify how you came up with your answer.Discuss how the defects allow a metal to plastically deform.