World's Simplest Electric Train

[iwire]

I saw this and thought some here would like it.

 

[Cow]

Cool!

 

[junkhound]

Fun video, neat things made possible by rare earth magnets.

IIRC, Germans had a electromagnetic gun in WWI that worked on same principle except coil energized externally. .

 

[ActionDave]

I liked it. Too bad you did not find that video when my kids were still doing science fair projects. They might have got scholarship and I might not be selling my plasma.

 

[big john]

Very cool. Definitely a step up from the simple electric motors that run on the same principle:

 

[Timbert]

Must make now.