Answer to Question #192861 in Electricity and Magnetism for Hanata yuji

Question

A field of E=100 v/m is kept in copper. Determine the current density and the power loss per volume

Answer 1

$j=\sigma E=E/\rho=100/(1.75\cdot 10^{-8})=5.7\cdot10^9 (A/m^2)$ . Answer