Rpt_Lab 6 Temperature Dependence of Metal Resistivity

Rpt_Lab 6 Temperature Dependence of Metal Resistivity -...

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Materials Engineering 153 LabNotes Rev. F07 Writing Assignment 1 (LN6) xiii Writing Assignment - Short Engineering Report Lab 6. Temperature Dependence of Metal Resistivity 1. Your Firm Your firm, BEST Copper, fabricates high purity copper wire. You purchase Chinese copper metal ingots, and form this raw material into copper wire using a hot-drawing process. You produce different gauges (diameters) of copper wire, which you sell to industrial manufacturers who use it in a variety of applications, including electrical wiring, power adaptors, power supplies, and motor windings. 2. Your Job You are a materials quality engineer at the company headquarters, and oversee quality control for the company plant in Dalian Economic and Technical Development Zone, China. They periodically send copper wire samples to you, which you submit to various metallurgical and electrical tests for quality control. You then prepare reports for the manager of the plant, describing the test and results. 3. The Assignment Your elemental analysis of one wire sample showed a slightly elevated level of impurities. To determine if these impurities adversely affect the resistivity, you decide to test the wire using a standard quality control procedure, which is described in Lab Notes Chapter 6. You then
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This note was uploaded on 03/13/2012 for the course MATE 153 taught by Professor Staff during the Fall '08 term at San Jose State.

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Rpt_Lab 6 Temperature Dependence of Metal Resistivity -...

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