In this section, we use the magnetostatic form of Ampere’s Circuital Law (ACL) to determine the magnetic field due to a steady current (units of A) in an infinitely-long straight wire. The wire is an ...In this section, we use the magnetostatic form of Ampere’s Circuital Law (ACL) to determine the magnetic field due to a steady current (units of A) in an infinitely-long straight wire. The wire is an electrically-conducting circular cylinder of fixed radius. Since the wire is a cylinder, the problem is easiest to work in cylindrical coordinates with the wire aligned along the z axis.
In this section, we use the magnetostatic form of Ampere’s Circuital Law (ACL) to determine the magnetic field due to a steady current (units of A) in an infinitely-long straight wire. The wire is an ...In this section, we use the magnetostatic form of Ampere’s Circuital Law (ACL) to determine the magnetic field due to a steady current (units of A) in an infinitely-long straight wire. The wire is an electrically-conducting circular cylinder of fixed radius. Since the wire is a cylinder, the problem is easiest to work in cylindrical coordinates with the wire aligned along the z axis.