Magnetic Field and Force Answers

The magnetic field around a current-carrying wire is proportional to the current and proportional to the distance from the wire. If the current triples while the distance doubles, the strength of the magnetic field increases by times.

The magnetic field around a current-carrying wire is proportional to the current and proportional to the distance from the wire. If the current triples while the distance doubles, the strength of the magnetic field increases by times.

The magnetic field around a current-carrying wire is proportional to the current and proportional to the distance from the wire. If the current triples while the distance doubles, the strength of the magnetic field increases by times.

What is the direction of the force for a positive charge moving to the left with a magnetic field in the upward direction?