r Wrote:
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> [
www.cnbc.com]
> x-spacex-engineers-design-electric-train-cars.html
>
>
> Seems to me this kinda tech might apply easier to
> trucking. It still would face the problems of
> bangers heisting trains in slow-moving urban areas
> and grade crossing collisions.
With such few axles, i.e. wheels contacting the rails, how would such a vehicle trip signal and grade crossing circuits?