Every atom makes one face electron in copper If 1 1 ampere

Last updated: 6/5/2023

Every atom makes one face electron in copper If 1 1 ampere current is flowing in the wire of copper having 1mm diameter then the drift velocity appox will be Density of copper 9 10 kg m and atomic wt 63 1 0 3 mm sec 3 0 2 mm sec 2 0 1 mm sec 4 0 2 cm sec