magnets are always on so person would be pulled as approach not suddenly ripped out in machine

magnets are just not that strong or people with like metal filings in skin would be turned into bloody mess. We’re talking all machinists here

not really possible to make magnets that strong for a number of reasons. Stuff that accelerates things bigly uses many.

magnetic field is in the tube, which is why it works. Shit pulled towards middle

therefore belief in bum Gauss gun requires magical MRI machine.