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April 25, 2015

Homework Help: physical

Posted by Anonymous on Thursday, April 4, 2013 at 1:18pm.

Rank the following 3 classes of materials in order of increasing typical Young's Modulus: metals such as copper, plastics such as HDPE (high density polyethelene), and ceramics such as alumina (Al2O3). Do not look up the values of Young's Modulus, instead base your answer on what you know about the structure and chemistry of these classes of materials.

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