oh 4 An electric current of 16 A exists in a metal wire of

Last updated: 5/30/2023

oh 4 An electric current of 16 A exists in a metal wire of cross section 10 m and length Im Assumin free electron per atom the drift speed of the free electrons in the wire will be Density of metal 5 x 10 kg m atomic weight 60 A 5 x 10 m s C 4 x 10 m s According to Avogadro s hypothesis N N m M So n N m N VM M Hence total number of atoms n V NA Hence drift velocity v I neA 6 10 5 10 60 10 B 2 x 10 m s D 7 5 x 10 m s p density 5 x 1028 m 16 5x1028x1 6x10 19 10 IA LO 2 x 10 m s