Chemistry, asked by akshay1406, 1 year ago

Explain how and why the electrical resistivity of metal varies with temperature

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Answered by harsh5359

when the current is flow in a wire it induces heating effect of current and magnetic effect of current.More the wire is thin more it will be heated and more the current flows more the heating effect of current flows on a wire for longer time , less the length of the wire more it will be heated

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