6) A wire has metallic cross section of 1a co"m² 1m The long is 2V, and and is potential it difference across the wine carries of 4A. Cal culate the a Current resistivity of the (e.m) wire
6) A wire has metallic cross section of 1a co"m² 1m The long is 2V, and and is potential it difference across the wine carries of 4A. Cal culate the a Current resistivity of the (e.m) wire
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