4 Two wires A and B are having lengths of 40 cm and 30 cm

Last updated: 6/20/2023

4 Two wires A and B are having lengths of 40 cm and 30 cm respectively Both of them are bent in the form of a circle such that current i is passed through A and in through B To have the same magnetic induction at the centre the ratio of i i is 1 2 3 2 3 2 3 3 4 4 4 3