Week5 (dragged) 80

Week5 (dragged) 80 - resistivity of metals is given by •...

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September 07, 2010 University Physics, Chapter 25 39 Temperature Dependence of Resistivity ! The resistivity (and hence resistance) varies with temperature ! For metals, this dependence on temperature is linear over a broad range of temperatures ! An empirical relationship for the temperature dependence of the
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Unformatted text preview: resistivity of metals is given by • $ is the resistivity at temperature T • $ is the resistivity at some standard temperature T • & is the “ temperature coefficient ” of electric resistivity for the material under consideration Copper Thursday, September 23, 2010...
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This note was uploaded on 12/01/2011 for the course PHYS 241 taught by Professor Wei during the Fall '08 term at Purdue.

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