Degarmo's Materials And Processes In Manufacturing
13th Edition
ISBN: 9781119492825
Author: Black, J. Temple, Kohser, Ronald A., Author.
Publisher: Wiley,
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Chapter 3, Problem 16RQ
To determine
The difference between a crystalline and amorphous structure.
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Chapter 3 Solutions
Degarmo's Materials And Processes In Manufacturing
Ch. 3 - What enables us to control the properties and...Ch. 3 - Â What are the next levels of structure that are...Ch. 3 - Prob. 3RQCh. 3 - Prob. 4RQCh. 3 - Prob. 5RQCh. 3 - Prob. 6RQCh. 3 - What are the three types of primary bonds, and...Ch. 3 - What are some general characteristics of...Ch. 3 - Prob. 9RQCh. 3 - Prob. 10RQ
Ch. 3 - Prob. 11RQCh. 3 - Prob. 12RQCh. 3 - Prob. 13RQCh. 3 - What are some unique property features of...Ch. 3 - Prob. 15RQCh. 3 - Prob. 16RQCh. 3 - Prob. 17RQCh. 3 - What are some of the general characteristics of...Ch. 3 - Prob. 19RQCh. 3 - Prob. 20RQCh. 3 - Prob. 21RQCh. 3 - Prob. 22RQCh. 3 - Prob. 23RQCh. 3 - Prob. 24RQCh. 3 - What is a grain? A grain boundary?Ch. 3 - Prob. 26RQCh. 3 - What is implied by a low ASTM grain�size number?...Ch. 3 - Prob. 28RQCh. 3 - What is Poissons ratio, and under what conditions...Ch. 3 - What is plastic deformation?Ch. 3 - Why do metals retain their strength during plastic...Ch. 3 - Prob. 32RQCh. 3 - Prob. 33RQCh. 3 - What is a dislocation? Using the carpet analogy,...Ch. 3 - What is the difference between an edge dislocation...Ch. 3 - What are some of the common barriers to...Ch. 3 - Prob. 37RQCh. 3 - What is the mechanism (or mechanisms) responsible...Ch. 3 - Why is a fine grain size often desired in an...Ch. 3 - What is an anisotropic property? Why might...Ch. 3 - What is the difference between brittle fracture...Ch. 3 - How does a metal increase its internal energy...Ch. 3 - What is required in order to drive the...Ch. 3 - How might the lowest recrystallization temperature...Ch. 3 - In what ways can recrystallization be used to...Ch. 3 - What is the major distinguishing feature between...Ch. 3 - What is warm working?Ch. 3 - How can deformation and recrystallization improve...Ch. 3 - Why is grain growth usually undesirable?Ch. 3 - Prob. 50RQCh. 3 - As a result of their ionic or covalent bonding,...Ch. 3 - Prob. 52RQCh. 3 - Prob. 53RQCh. 3 - What is the difference between an intrinsic...Ch. 3 - What is required for electrical conductivity in...Ch. 3 - What is required for electrical conductivity in...Ch. 3 - Brass is an alloy of copper with a certain amount...Ch. 3 - It is not uncommon for processing operations to...Ch. 3 - Polyethylene consists of fibrous molecules of...Ch. 3 - Prob. 5P
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- The crystalline density of polypropyleneis 0.946 g>cm3, and its amorphous densityis 0.855 g>cm3. What is the weight percentof the structure that is crystalline ina polypropylene that has a density of0.9 g>cm3?arrow_forwardwhat microstructure is this ASTM A128 materialarrow_forwardWhat are the types of 0-D lattice imperfections found in crystals? Which defectwill contribute to the reduction of the density of solids?arrow_forward
- The spacing of adjacent atoms in a NaCl crystal is 0.282 nm, and the masses of the atoms are 3.82*10-26 kg (Na) and 5.89*10-26 kg (CI). Use this information to calculate the density of NaCl. p= kg/m³arrow_forwardIron exhibits an allotropic behavior change of solid state structure in such a way that when it is heated to 910 C it undergoes a structure change from body-centered cubic BCC to face-centered cubic FCC considering that the atomic radius of iron increases to 0.1241 nm or 0.126 nm more when said temperature is reached obtainThe volume change experienced by the structure when the temperature of 910 C is reachedarrow_forwardDo non-crystalline material display the phenomenon of allotropy? Why or why not? In your own wordsarrow_forward
- What are the families of crystal directions and planes? What are the closest packed crystalline direction and plane of BCC and FCC?arrow_forwardDescribe the behavior of crystal and amorphous solids when heatedarrow_forwardFactors influence crystal structure for ionic materials What factors influence crystal structure for covalently bonded materialsarrow_forward
- 1 Aluminum Slip System Identification Aluminum has a lattice parameter of 0.405 nm and a density of 2.71 g/cc at room temperature. (a) Based on this information, and taking into account the atomic weight, demonstrate that Al has an FCC crystal structure. (b) Draw a unit cell of Al. Identify and draw a plane in the {100} family that is neither (100) nor (100). What is the planar density of this family of planes? (c) Draw another unit cell of Al. Identify and draw a plane in the {101} family that is neither (101) nor (101). What is the planar density of this family of planes? (d) Draw another unit cell of Al. Identify and draw a plane in the {111} family that is neither (111) nor (111). What is the planar density of this family of planes? (e) of the three planes you just drew, which one is close-packed? In this plane, what family of directions has the highest linear density? (The densest direction of the densest plane of a crystal structure form something called a slip system, which will…arrow_forwardVanadium (V) has a BCC crystal structure. The atomic radius is R = 0.132 nm and the atomic mass is M = 50.94 g/mole. What is the density of Vanadium in g/mm ? Given: Avogadro's Number NA = 0.6023 x 1024 (atoms/mole) Select one: O a, 0.021 O b. 0.011 Oc.1.5 d. 0.0087 e. 0.00597 Potassium (K) has the Body-Centered Cubic (BC) crystal structune. The edge length is a = 0.533 nm. What is the linear density in atoms/nm along direction (01112 Select one: O ENG O O 0 00arrow_forwardCalculate the resolved shear stress on the (111)[0 -11] slip system of a unit cell in an FCC nickel single crystal if a stress of 13.7 MPa is applied in the [001] direction of a unit cellarrow_forward
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