11 There is a current of 40 A in a wire of 10 6 square metre

Last updated: 6/14/2023

11 There is a current of 40 A in a wire of 10 6 square metre area of cross section If the number of free electrons per cubic metre is 1029 then the drift velocity will be 1 1 25 x 10 m s 2 2 5 x 10 3 m s 3 25 x 10 3 m s 4 25 x 103 m s