Copper contains 8 4 1028 free electrons m A copper wire of

Last updated: 6/10/2023

Copper contains 8 4 1028 free electrons m A copper wire of cross sectional area 7 4 10 7 m carries a current of 1 A The electron drift speed is approximately A 3 x 108 m s B 10 m s C 1 m s D 10 4 m s E 10 23 m s ep