What is the relationship between grain size and energy level?     The larger the grain size higher the energy level     There is no relation between energy and size     The larger the grain size lower the energy level     The lower the energy level larger the grain size

Q: Figure 1 shows the schematic representation of how a metal atom moves under an applied force during…

A: ***As per our company policy we are supposed to do only 1 Question if you need the rest part…

Q: In an engineering application, the material is a strip of iron with a fixed crystallographic…

A: Given: The yield strength of material for grain size of 30 microns, σ₁ = 110 MPa The yield strength…

Q: Which of the following are true regarding crystalline and non-crystalline materials at the atomic…

A: Explanation: All true statement are given below. Crystalline material show long range order. There…

Q: t as a separate question that has no relationship to previous parts of the question. 1 and 2 are…

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Q: A B 3D A. Which element would you expect to have a lower melting point? A can't tell provide a same…

A: If we took at the figure we can see that the lower top shows bond energy and bond energy is…

Q: Briefly state how the weak bonds form and explain their effects on the mechanical properties of…

A: In compared to primary bonds, secondary bonds are weak. They can be present in most materials,…

Q: a. b. Figure 2 shows another ball-and-stick model of a very small crystal of a- Polonium, but this…

A: Given: To find: Number of bonds broken to move by slip by one unit of b from left to right

Q: What is the composition in weight percent of an alloy that contains 98 g tin and 65 g lead? What is…

A: weight of the alloy (98+65)=163g weight percentage of Tin=(98/163)x100=60.12 %…

Q: Select the correct mechanism for conductive heat transfer in solids?         lattice vibration, free…

A: Conduction: It is a process in which the heat is transferred through the material due to the…

Q: e or false? Impurities, grain size, grain boundaries and environment are some factors that…

A: A metal is  a freshly polished, lustrous type which also conducts electricity  Basically, properties…

Q: You are given the density of a metal as 4.22 g/cm3. You are advised the crystallographic structure…

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Q: You are given the density of a metal as 3.03 g/cm³. You are advised the crystallographic structure…

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Q: How many kilograms of nickel must be added to 1.75kg of copper to yield a liquidus temperature of…

A: In the given figure, Copper - Nickel equilibrium diagram is given. It is required to determine…

Q: Figure 11.20 For cylindrical specimens of an oil-quenched 4140 steel, (a) tensile strength, (b)…

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Q: Which of the following statements are true? (This question has more than one correct answer) a.…

A: Answers are given under:

Q: Factors influence crystal structure for ionic materials    What factors influence crystal…

A: a)Electrostatic attraction binds ions into ionic crystals. Their configuration depends on the size…

Q: b- An ASTM grain size determination is being made from a photomicrograph of a metal which has a…

A: Given data: Nm=64M=500 Need to determine the grain size number.

Q: Under what high temperature circumstances is a very small grain size detrimental, and under what…

A: The fine grain structure of a component can both be advantageous and detrimental in different…

Q: A metal has a radius of 0.184 nm, and a planar density of 5.2214288544612 nm²² in the (110) plane.…

A: Metal has a radius of 0.184 nm, and a planar density of 5.2214288544612 nm-2 in the (110) plane.…

Q: a) Sketch the thermal conductivity versus temperature from 0 to 1000K for silver. b) What is the…

A: To find:Sketch and explain the behaviour of dependence of thermal conductivity of silver with the…

Q: Which of the following statements are true? Select one or more: a. Dislocations and defects make…

A: a) Incorrect. Dislocations and defects impede heat transfer in solids rather than making it easier.…

Q: In thermal conduction in ceramics and metals, which of the following statements are true? Select…

A: To determine: The correct statements from the following, Phonons can have arbitrarily high and low…

Q: Consider two hypothetical metallic crystal structures A and B. A has an fcc and B a bcc lattice…

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Q: A metal has a radius of 0.137 nm, and a planar density of 9.4185462889145 nm2 in the (110) plane.…

A: Givenr=0.137 nmplannar density ρ=9.4185462889145 nm-2plane (110)

Q: What is the amount oT snear stress developed in the bolt connecting the two plates in the dlagram…

A: To find: Which type of bonding between atoms is characterized by the sharing of electrons between…

Q: Which is the correct definition of elastic deformation? The behavior of a material when its size…

A: When a load or force is applied on a material, initially it is subjected to Elastc deformation and…

Q: A metal has a radius of 0.187 nm, and a planar density of 5.0552402212427 nm2 in the (110) plane.…

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Q: Figure 2 shows the stress versus strain curve of four engineering materials. Compare the ability of…

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Q: If I have 2.4 kg of Silver that I need to melt at the melting point , how much heat needs to be…

A: Given data: m = 2.4 kg Lf = 88300 J/kg Need to determine the heat required for melting.

Q: A metal has a radius of 0.139 nm, and a planar density of 9.1494588942931 nm-2 in the (110) plane.…

A: Given  Metal radius R = 0.139 nm Planer density  PD= 9.1494588942931 nm-2 The plane is (1 1 0) We…

Q: In the electron arrangement of a calcium atom, how many electrons are in the second energy level?…

A: Given below is the electronic configuration of a calcium atom. It shows the energy levels and…

Q: When a cold-worked metal is heat-treated below its melting point over a period of time, which of the…

A: Explaining the effect of a cold worked metal is heat treated below it's melting point.

Q: Consider the concept of elastic modulus at the atomic level and the inclusion of impurity in a metal…

A: Elastic modulus or modulus of elasticity is the property of the material and is given as the ratio…

Q: Consider a dislocation condition as shown below. A) what is the strain state in the upper region and…

A: Dislocation in any crystal causes the stress generation in the crystal and nature of stress depend…

Q: How do I manually calculate the Final temperature of Aluminum, unknown solid 1, unknown solid 2? How…

A: Specific heat of aluminium = . 89J/gC

Q: Belongs to ductile materials that have molecular bonds that can re-form after exceeding the elastic…

A: Given materials are cast iron, low-carbon steel, aluminum and copper

Q: I need help with the question in the picture below. the book refrenced is Materials Science and…

A: Density of nickel can be given as 8.91 gram per cubic centimeter Nickel has face centered cubic unit…

Q: The properties of a titanium allow used in commercial airplanes are shown in the table: Grain Size…

A: (a) The general equation of the Hall-Petch equation is, σy=σi+K·d-12  where σi and K are the…

Q: 10- Consider a cold worked (deformed) metal specimen that has a dislocation density of 1010 mm/mm2.…

A: the dislocation density in metal specimen (d) = 1010 mm/mm3 volume (v) = 1000 mm3

Q: You are given the density of a metal as 2.07 g/cm³. You are advised the crystallographic structure…

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Q: The diagram is a schematic illustration of what kind of defect?

A: This is Substitutional defect.  substitutional defect: This type of defects occurs when the original…

Q: Figure 2 shows the stress versus strain curve of four engineering materials. Compare the ability of…

A: The area of the stress-strain curve gives the ability of energy stored by the material.

Q: Chromium (Cr) has the Body-Centered Cubic (BCC) crystal structure. The edge length is a = 0.288 nm.…

A: The linear density is given as : LD=no. of atoms centered on 1 1 1 direction vector length of 1 1 1…

Q: Here's a weird way to describe the structure of copper: Cu falls into the tetragonal crystal system…

A: Given:to find: