Please explain this question and then provide me the answer
Dear Student
According to right-hand thumb rule, the direction of magnetic field at a point below the wire is from north to south. The direction of magnetic field at a point directly above the wire is from south to north.
Regards
According to right-hand thumb rule, the direction of magnetic field at a point below the wire is from north to south. The direction of magnetic field at a point directly above the wire is from south to north.
Regards