Answer to Question #46011 in Electricity and Magnetism for esosa

Question

If the steady current in a wire is coming directly toward you, the magnetic field lines

Answer 1

Solution: the right-handed corkscrew rule can be applied to find the direction of the magnetic field lines due to the current in a wire coming directly toward you. Rotate the corkscrew towards yourself such that screw moves towards you, then its grip will rotate counterclockwise. The magnetic field lines will circle the wire in the counterclockwise direction.

Answer: The magnetic field lines will circle the wire in the counterclockwise direction.