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    ash321's Avatar
    ash321 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Nov 27, 2006, 03:21 AM
    Resistivity of wire
    Help me!
    What factors affect the resistivity of wire?
    How will you vary them?
    What will you need to keep constant?
    Think about pliminary investigation you could carry out
    I need it as soon as posiuple
    Thanks
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
    Uber Member
    		  
    #2

    Nov 27, 2006, 03:56 AM
    Surely this is in your notes.

    There are three things that change the resistivity of a wire, cross sectional area, material and temperature.

    I'm not doing your work for you, but that will get you started.
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