Are the field lines a reality ?

Magnetic field lines are always nearly normal to the surface of a ferromagnet at every point.

Answer the following questions: Magnetic field lines are always nearly normal to the surface of a ferromagnet at every point. (This fact is analogous to the static electric field lines being normal to the surface of a conductor at every point.) Why?

Fill in the blanks Magnetic field lines are directed _______ to ______ outside the magnet and ________ to ____________ inside the magnet.

Magentic field lines are…..