Find the resistance of a copper coil of total wire-length 10m and area of cross section 1.0mm^(2)
Channel: Doubtnut
Date: 12/07/2020

Find the resistance of a copper coil of total wire-length 10m and area of cross section 1.0mm^(2). What would be the resistance of a similar coil of aluminium? The resistivity of copper `=1.7xx10^(-8)(Omega)m` and that of aluminium`2.6xx10^(-8)(Omega).`