In message <[email protected]>, Ian Batten wri tes:
>Anyway, the average freight train in the USA is 6500 feet long (ie >substantially over a mile) and travels at an average of around >20mph, or at most 30mph. I would expect the relevant technical case to be high-speed passenger trains, travelling at up to 90m/s and where the entire train can pass over a point on the track in as little as two and a half second. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 [email protected] | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. _______________________________________________ LEAPSECS mailing list [email protected] http://six.pairlist.net/mailman/listinfo/leapsecs
