Imagine breaking an ordinary bar magnet in half
and then breaking each half in half and so on.
This process is depicted in the image below.
![Imagine breaking an ordinary bar magnet in half and then breaking each half in half and so on This process is depicted in the image below class=](https://us-static.z-dn.net/files/d22/a832544ac240b2f3d082ac6d223521f3.png)