Question

In which direction does the magnetic field lines run inside a bar magnet?

• A. From north to south
• B. From south to north
• C. There are no magnetic field lines inside a bar magnet
• D. The field lines runs perpendicular to the north-south direction.

Answer 1

The correct option is B

From south to north

Outside a bar magnet the magnetic field lines run from north to south pole and as they form a closed loop so inside they run from south to north pole.