Question

define magnetic field line

Answer 1

the magnetic field lines are the lines drawn in a magnetic field along which a North magnetic pole would move the magnetic field lines are also known as magnetic feel field lines are also known as magnetic lines of forces the magnetic field line always begin from the pole of a magnet and end of the pole of the magnet

Answer 2

Hey mate......

here's your answer.....

Magnetic field lines are those lines which run from south to North poles and from North to south poles representing the magnetic field...

It goes around in closed loops and curves . And they never intersect and are strictly parallel to each other.

Hope it helps ⭐