3 ms·
This would have to be over a magnetic surface - like maglev trains http://en.wikipedia.org/wiki/Maglev http://en.wikipedia.org/wiki/Maglev (which apparently are
by michaelneale 15y ago
This would have to be over a magnetic surface - like maglev trains http://en.wikipedia.org/wiki/Maglev http://en.wikipedia.org/wiki/Maglev (which apparently are not technically trains).