Find the resistance of a cubic centimetre of copper

Posted on 2014-03-08 08:14:00 in Engineering by RONY

Find the resistance of a cubic centimetre of copper (i) when it is drawn into a wire of diameter 0.032 mm and (ii) when it is hammered into a flat sheet of 1.2 mm thickness, the current flowing through the sheet from once face to another, specific resistance of copper is 1.6 10^-8 ?-m.

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