MEEG 321 Homework 1

HOMEWORK #1 MEEG 321: Materials Engineering, Fall 2014 1 Problem 1.1 Use the web to research the history and uses of one of the following materials. Write a short report (about 200-300 words) describing their structure, properties and applications. Use your own words. Properly cite all of your sources and do not use Wikipedia as your only source. Glass Cement Titanium Aluminum Oxide Kevlar Fiber Carbon Fiber Boron Fiber Carbon Nanotubes Problem 1.2 Thermosets and thermoplastics are two different classes of polymers. Research these online (or using your MSEG 302 textbook) and write a short paragraph explaining the characteristic differences between them. For each of the following polymers state if they are t hermoplastic or thermoset. Epoxy Nylon (aliphatic polyamides) Polyester (unsaturated) Polyether ether ether ketone (PEEK) Acrylic (polymethyl methacrylate) Phenolic Problem 1.3 Choose one of the engineering products shown below and descr ibe the main material used. List the properties of this particular material and explain why they are useful in this application. Please cite the sources used in your research and do not use Wikipedia as your only source. (100-150 words) Boeing 787 Dreamliner (source: wired.com) BELL Bicycle Helmet (source: metamorphostu ff.com)

MEEG 321 Homework 1

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