1 The current density varies with radial distance 1 as J ar

Last updated: 6/9/2023

1 The current density varies with radial distance 1 as J ar in a cylindrical wire of radius R The current passing through the wire between radia distance R 3 and R 2 is 65 a R4 a c 2592 65 a R 2938 3 b d 25 a R4 72 2 81 R 144