Question

What is magnetic field line and what are it's properties?

Answer 1

magnetic field lines are imagery line used to represent magnetic field
Characteristics are as follows:






1.they do not intersect each other



2.the relative strength of magnetic field lines is given by the degree of closeness



3.their direction is indicated by arrows in the line at any point




4.the direction of field line inside the magnet is from south to north pole and vice-versa outside the magnet