The temperature cofficient of copper is 0.004°c^-1. Find the
resistance of a 5 m long copper wire of diameter 0.2mm at
100°c it the resistivity of copper at 0ºc is 1.7 x 10^-8 ohm meter.
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Temperature Coefficient of Resistance - Pearson Canada
Resistivity (r) of various materials in ohm- centimetres. Material r @ 20°C. Silver. 1.645 10 6. Copper. 1.723 10 6.
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