13 A cylindrical wire of radius R is carrying current i

Last updated: 6/30/2023

13 A cylindrical wire of radius R is carrying current i uniformly distributed over its cross section If a circular loop of radius r is taken as amperian loop then the variation value of B de over this loop with radius r of loop will be best represented by 1 f5 di fo di R 2 B de 4 B de R 1