Question

what is magnetic field lines​

Answer 1

Explanation:

Magnetic field lines are a visual tool used to represent magnetic field .They describe the direction of the magnetic force on a north monopole at any given position ..

Answer 2

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A magnetic field is a vector field that describes the magnetic influence on moving electric charges, electric currents, and magnetized materials. A charge that is moving in a magnetic field experiences a force perpendicular to its own velocity and to the magnetic field