What happens when one divides by zero on this mechanical calculator

Mathematics students learn (unless they are not really students) why people should not try to divide by zero. In this video, CuriousMarc tries to divide by zero on a big, old mechanical calculator:

(Thanks to Mason Porter for bringing this to our attention.)

In this video, Khan Academy explains, for those who don’t know or have forgotton or who just want to watch another video, why people should not try to divide by zero:

Do NOT follow this link or you will be banned from the site!