2 9 In copper each copper atom releases one electron If a

Last updated: 6/25/2023

2 9 In copper each copper atom releases one electron If a current of 1 1 A is flowing in the copper wire of uniform cross sectional area of diameter 1 mm then drift velocity of electrons will approximately be Density of copper 9 x 10 kg m Atomic weight of copper 63 1 10 3 mm s 3 0 2 mm s 2 0 1 mm s 4 02 cm la