Topic: Resistivity of Copper
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How to Calculate the Resistance of Copper Wire
There is a specific formula to use to calculate the resistance of copper wire based on its area and length. For those who are weak in math, a calculator will come in handy. The area of electrical wire is measured in a unit called "circular ... Read More »
Source: http://www.ehow.com/how_5859401_calculate-resistance-copper-wire....
What is the resistance of copper?
As the resistance of any conductor depends on its length, cross-sectional area, and resistivity, you cannot ask "What is the resistance of copper?" without specifying both its length and cross-sectional area. A better question would be "Wha... Read More »
Source: http://wiki.answers.com/Q/What_is_the_resistance_of_copper
What is the resistivity of copper at 77 K?
0.213 n ohm - m Read More »
Source: http://wiki.answers.com/Q/What_is_the_resistivity_of_copper_at_77...
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Resistivity of Copper
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The corrosion resistance of copper is great! But if the hardness was better and the strength it would be way better than titanium in some cases (not the melting point)!!!
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Source: http://wiki.answers.com/Q/How_good_is_copper_at_resisting_corrosi...
The accepted value is approximately 17.2 n?m. Some literature values are as low as 16.7 Newton-Oh...
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Source: http://www.chacha.com/question/what-is-the-resistivity-of-copper
The standard electrical resistivity of Copper is 17.2 n?m. Silver h... ...MORE...
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Source: http://www.chacha.com/question/what-is-the-electrical-resistivity...
-- winding the wire into a coil -- changing its price -- tie-wrapping it to the outside of a conduit -- shining a flashlight on it -- exposing it to loud noises -- changing the color of its insulating jacket Resistance will only be reduced ...
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Source: http://wiki.answers.com/Q/What_does_not_reduce_resistance_in_a_co...
Same as for any other substance: Apply a voltage and measure the current flow. (Resistance equals voltage divided by the current flow.)
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Source: http://wiki.answers.com/Q/How_electrical_resistance_can_be_measur...
(rho) or resistivity of a "wire" is calculated using this formule: rho = Resistance x Area / length of material the resistivity of copper is 1.7 x 10 -8 ohm/m Resistivity is measured in ohm metres, NOT ohms per metre!
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Source: http://wiki.answers.com/Q/How_do_you_calculate_resistivity_of_cop...
