Manufacturing Engineering & Technology
7th Edition
ISBN: 9780133128741
Author: Serope Kalpakjian, Steven Schmid
Publisher: Prentice Hall
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Textbook Question
Chapter 8, Problem 21QLP
Explain why the electrical and thermal conductivity of ceramics decreases with increasing porosity.
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Chapter 8 Solutions
Manufacturing Engineering & Technology
Ch. 8 - What is a ceramic?Ch. 8 - List the major differences between the properties...Ch. 8 - List the major types of ceramics that are useful...Ch. 8 - What do the following materials typically consist...Ch. 8 - Prob. 5RQCh. 8 - Prob. 6RQCh. 8 - Prob. 7RQCh. 8 - Prob. 8RQCh. 8 - Prob. 9RQCh. 8 - Prob. 10RQ
Ch. 8 - Prob. 11RQCh. 8 - Prob. 12RQCh. 8 - Prob. 13RQCh. 8 - Prob. 14RQCh. 8 - Prob. 15RQCh. 8 - Prob. 16RQCh. 8 - Prob. 17RQCh. 8 - Prob. 18RQCh. 8 - Explain why ceramics are weaker in tension than in...Ch. 8 - What are the advantages of cermets? Suggest...Ch. 8 - Explain why the electrical and thermal...Ch. 8 - Prob. 22QLPCh. 8 - Prob. 23QLPCh. 8 - Explain why the mechanical properties of ceramics...Ch. 8 - Explain how ceramics can be made tougher.Ch. 8 - List and describe situations in which static...Ch. 8 - What properties are important in making...Ch. 8 - A large variety of glasses is now available. Why...Ch. 8 - Prob. 29QLPCh. 8 - Prob. 30QLPCh. 8 - Aluminum oxide and PSZ are described as white in...Ch. 8 - Why does the strength of a ceramic part depend on...Ch. 8 - In old castles and churches in Europe, the glass...Ch. 8 - Prob. 34QLPCh. 8 - Prob. 35QLPCh. 8 - Perform an Internet search and determine the...Ch. 8 - Prob. 37QLPCh. 8 - Prob. 38QLPCh. 8 - In a fully dense ceramic, UTSO = 200 MPa and EO =...Ch. 8 - Plot the UTS, E, and k values for ceramics as a...Ch. 8 - What would be the tensile strength and the modulus...Ch. 8 - Prob. 42QTPCh. 8 - Prob. 43QTPCh. 8 - Prob. 44QTPCh. 8 - Prob. 45SDPCh. 8 - Prob. 46SDPCh. 8 - Prob. 47SDPCh. 8 - Prob. 48SDPCh. 8 - Prob. 49SDPCh. 8 - Prob. 50SDPCh. 8 - Conduct a literature search and write a brief...Ch. 8 - Prob. 52SDPCh. 8 - Prob. 53SDPCh. 8 - It has been noted that the strength of brittle...Ch. 8 - Prob. 55SDP
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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
- The modulus of elasticity for a ceramic material having 4.1 vol% porosity is 323 GPa. (a) Calculate the modulus of elasticity (in GPa) for the nonporous material. E = i E = (b) Calculate the modulus of elasticity (in GPa) for 11.7 vol% porosity. GPa i GPaarrow_forwardIdentify the different applications of ceramics in engineering. cite your sourcesarrow_forwardState four (4) factors that can influence the variability in fracture strength of ceramic components.arrow_forward
- Give five characteristics of ceramics. Compare ceramics to metals and polymers respectively in terms of deformation.arrow_forwardExplain the differences between Metallic and Non-metallic materials. Explain the differences between Ferrous and Nonferrous metals. Explain the differences between Metals and Ceramics. Explain the differences between Electrical and Thermal conductivity.arrow_forwardWhy some automotive components are made of ceramics? Give as many reasons as possible.arrow_forward
- (b) Using the material selection chart provided (Figure 1) and appropriate design guideline. (ii) Explain the reasons for the final choice of one material considering high strength as a requirement. Even though ceramic materials possess high strength, explain why (ii) ceramics would not be suitable in this case.arrow_forwardThe primary reason for introducing ceramic components in automotive engine designs is the possibility of higher operating temperatures and, therefore, improved efficiencies. A by-product of this substitution, however, is mass reduction. For the case of 2 kg of cast iron (density = 7.15 Mg/m3) being replaced by an equivalent volume of PSZ (Partially stabilized zirconia, density = 5.50 Mg/m3), calculate the mass reduction.arrow_forwardDiscuss the importance of creep deformation at ambienttemperature for ceramics. How does it compare to metals and polymers?arrow_forward
- A process that is used to make high-quality technical ceramics is called sintering (see images below). During the early stage of sintering, individual particles are attached by the formation of necks. How do the so-called necks form? (In other words, what processes are occurring that cause the necks to form?)arrow_forwardRank the materials from highest to lowest of which has the best thermal shock resistance without doing any calculations. we know that ceramics with low thermal expansion, low elastic moduli, and high fracture toughness are resistant to thermal shock.arrow_forwardEstimate the critical stress of the surface flaw in a ceramic whose Young's modulus and surface energy are 70 GPa and 0.24 erg/m2, respectively. Assume the propagation of a surface crack of length 0.03 mm.arrow_forward
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Intro to Ceramics and Glasses — Lesson 2, Part 1; Author: Ansys Learning;https://www.youtube.com/watch?v=ArDFnBWH-8w;License: Standard Youtube License