Question

State Ampear's circuital law and then use it to find the magnetic field intensity at a point
(i) outside the conductor and
(ii) inside the conductor of radius r , when current passing through the straight conductor.
(​

Answer 1

Answer:

This law states that the integral of magnetic field density (B) along an imaginary closed path is equal to the product of current enclosed by the path and permeability of the medium