Manufacturing Engineering & Technology
7th Edition
ISBN: 9780133559897
Author: KALPAKJIAN
Publisher: PEARSON
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Chapter 1, Problem 52QTP
To determine
A simple cubic structure consists of atoms located at the cube corners thatare in contact with each other along the cube edges. Make a sketch of asimple cubic structure, and calculate its atomic packing factor.
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Represents a body-centered cubic structure, calculating the number of atoms contained in a unit cell and identifying the relative positions of the atoms in three-dimensional space.
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).
Calculate the atomic densities of the directions [100], [111] and [110] in a face centered cubic 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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- 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)arrow_forwardSketch and explain, the number of atoms, coordination number and void space of a body centered cubic structurearrow_forwardWhat is packing factor at the atomic level? What is the worth of its face-centered cubic crystal?arrow_forward
- in cubic structure Write down the CORRECT plane indices that is perpendicular to the miller indices (002)arrow_forwardCite the indices of the direction that results from the intersection of the (001) and (121) planes within a cubic crystal.arrow_forwardIf 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_forward
- Calculate the gravitational constant g, in SI units, for alocation on the surface of the sun.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_forwardDetermine the Miller Indices of Direction C and D in an HCP crystal.arrow_forward
- An atom crystallizes in FCC crystal lattice and has a density of 10 g/ cm 3 with unit cell edge length of 100 pm. Calculate the number of atoms present in 1 g of the crystal.arrow_forwardThe atomic packing factor for a material with body centred cubic structure is....arrow_forwardIllustrate the difference between crystalline structure and amorphous structure using an examplearrow_forward
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