Manufacturing Engineering & Technology
7th Edition
ISBN: 9780133128741
Author: Serope Kalpakjian, Steven Schmid
Publisher: Prentice Hall
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Chapter 1, Problem 4RQ
To determine
Explain the reason: Iron is listed as having both a bcc and an fcc structure in the tables showing structures of crystal.
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a. For a FCC crystal, list all the planes in the {1 2 1} family. b. Would you expect a family in a face-centered orthorhombic (FCO) crystal to have more or fewer planes than the same family in a FCC crystal? Explain your answer.
Calculate the radius of a palladium (Pd) atom, given that Pd has an FCC crystal structure, a density of 12.0 g/cm3 , and an atomic weight of 106.4 g/mol.
What is the angle between the [200] and [200] directions in a lead with an FCC crystal structure?
Chapter 1 Solutions
Manufacturing Engineering & Technology
Ch. 1 - What is the difference between an atom and a...Ch. 1 - Prob. 2RQCh. 1 - Prob. 3RQCh. 1 - Prob. 4RQCh. 1 - Define anisotropy. What is its significance?Ch. 1 - What effects does recrystallization have on the...Ch. 1 - What is strain hardening, and what effects does it...Ch. 1 - Explain what is meant by structure-sensitive and...Ch. 1 - Prob. 9RQCh. 1 - What influence does grain size have on the...
Ch. 1 - What is the relationship between the nucleation...Ch. 1 - What is a slip system, and what is its...Ch. 1 - Explain the difference between recovery and...Ch. 1 - What is hot shortness, and what is its...Ch. 1 - Explain the advantages and limitations of cold,...Ch. 1 - Describe what the orange peel effect is. Explain...Ch. 1 - Some metals, such as lead, do not become stronger...Ch. 1 - Describe the difference between preferred...Ch. 1 - Differentiate between stress relaxation and stress...Ch. 1 - What is twinning? How does it differ from slip?Ch. 1 - Prob. 21QLPCh. 1 - What is the significance of the fact that some...Ch. 1 - Is it possible for two pieces of the same metal to...Ch. 1 - Prob. 24QLPCh. 1 - A cold-worked piece of metal has been...Ch. 1 - What materials and structures can you think of...Ch. 1 - Two parts have been made of the same material, but...Ch. 1 - Do you think it might be important to know whether...Ch. 1 - Explain why the strength of a polycrystalline...Ch. 1 - Describe the technique you would use to reduce the...Ch. 1 - What is the significance of the fact that such...Ch. 1 - Prob. 32QLPCh. 1 - It has been noted that the more a metal has been...Ch. 1 - Is it possible to cold work a metal at...Ch. 1 - Comment on your observations regarding Fig. 1.14.Ch. 1 - Is it possible for a metal to be completely...Ch. 1 - Prob. 37QTPCh. 1 - Prob. 38QTPCh. 1 - Plot the data given in Table 1.1 in terms of...Ch. 1 - A strip of metal is reduced from 30 mm in...Ch. 1 - Prob. 41QTPCh. 1 - How many grains are there on the surface of the...Ch. 1 - Prob. 43QTPCh. 1 - Prob. 44QTPCh. 1 - Prob. 45QTPCh. 1 - A technician determines that the grain size of a...Ch. 1 - If the diameter of the aluminum atom is 0.28 nm,...Ch. 1 - The following data are obtained in tension tests...Ch. 1 - Prob. 50QTPCh. 1 - Prob. 51QTPCh. 1 - Prob. 52QTPCh. 1 - Same as Prob. 1.39, but ASTM no. versus...Ch. 1 - By stretching a thin strip of polished metal, as...Ch. 1 - Draw some analogies to mechanical fiberingfor...Ch. 1 - Draw some analogies to the phenomenon of hot...Ch. 1 - Take a deck of playing cards, place a rubber band...Ch. 1 - Give examples in which anisotropy is scale...Ch. 1 - The movement of an edge dislocation was described...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- If the atomic radius of lead, which has an FCC crystal structure, is 0.175 nm, calculate the volume of its unit cell in cubic meters.arrow_forwardIf the atomic radius of a metal that has the facecentered cubic crystal structure is 0.137 nm,calculate the volume of its unit cell (in nm3).arrow_forwardIf the atomic radius of a metal that has the facecentered cubic crystal is 0.137 nm , calculate the volume of its unit cell (in nm3)arrow_forward
- Determine the possible crystal structure of Zinc Blende structure (ZnS), if the radii are as follows Zn+2 = 0.074 and S-2 = 0.184.arrow_forwardf21 For BCC iron, calculate the diffraction angle for the (220) set of planes. The lattice parameter for Fe is 0.2866 nm. Assume that monochromatic radiation having a wavelength of 0.1790 nm is used, and the order of reflection is 1.arrow_forwardIn BCC crystal system, write down the number of tetrahedral sites that could exist only in one face in the cellarrow_forward
- Of BCC and FCC crystal structure, which one would expect to have a higher packingfactor and why?arrow_forwardCalculate the fraction of vacant lattice sites for pure copper at 1080oC. The value of the activation energy to create a vacancy in copper is 0.90 eV, its density is 8.94 g/cm3 and its melting point is 1085oC.arrow_forwardIf the atomic radius of a metal that has the face centred cubic (FCC) crystal structure is (3.70x10^-1) nm, calculate the volume of its unit cell (in nm^3).arrow_forward
- Given that molybdenum (Mo) with atomic weight 95.94 g/mol and density 10.2 g/cm3 assumes a body-centered cubic (BCC) crystal structure, estimate its atomic radius in pm.arrow_forwardExplain why martensite is hard? What is the crystal structure of martensite? Show the positions of carbon atoms in unit cell of martensite.arrow_forwardSketch the lattice planes in cubic crystal using Miller indices for (-200), (-1-20) and (302) planesarrow_forward
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