Manufacturing Engineering & Technology
7th Edition
ISBN: 9780133559897
Author: KALPAKJIAN
Publisher: PEARSON
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Chapter 1, Problem 50QTP
To determine
The atomic radius of iron is
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If 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).
If 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)
1. Titanium has an atomic radius of 147 pm, an atomic weight of 47.867 g/mol, and an HCP crystal structure. Compute for its true density.
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 we strain an FCC and an HCP single crystal, which of the two will have a larger amount of easy glide, and why?arrow_forward(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.arrow_forwardCopper has an atomic radius of 0.128 nm, an FCC crystal structure, and an atomic weight of 63.5 (a.m.u).Compute its theoretical density.Then compute the theoretical density if the crystal structure is BCC.arrow_forward
- Copper has an atomic radius of 0.128 nm, an FCC crystal structure, and an atomic weight of 63.5 (a.m.u). Compute its theoretical density. Also , compute the theoretical density if the crystal structure is BCC.arrow_forwardWhat are the indices for the direction represented by the vector that has been drawn within a unit cell?arrow_forwardDescribe how you would determine the indices of given crystallographic directions.arrow_forward
- 1. What is the difference between atomic structure and crystal structure? Why are metals good conductors of heat and electricity, in general, whilst ceramics are poor? 2. Define the meaning of crystalline defects. What are the three main areas of crystal defect in the context of engineering materials and their mechanical properties? Briefly describe what each means.arrow_forward(a) For a material having BCC crystal cell structure, write the expressions for Linear atomic density in (1,0,0) and (1,1,0) directions in terms of atomic radius ‘r’ and calculate for Chromium in gms/cm3 . Why metal shows directional nature of properties at atomic level whereas its bulk measured properties are isotropic in nature.arrow_forwardCompute the density of Zinc, where the atomic radius of Zn=1.453×10-8 and atomic weight =72.4 g/mol and the crystal structure is BCC?arrow_forward
- 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_forwardWhat is the atomic radius of nickel (in A) if it follows an FCC crystal structure, given that Nickel has a density of 8.9 g/mL and an atomic weight of 58.7 g/mol. Solution please. Thankyouarrow_forwardSuppose we introduce one carbon atom for every 100 iron atoms in an interstitial position in BCC iron, giving a lattice parameter of 0.2867 nm. For this steel, find the density and the packing factorarrow_forward
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