Quote:
Originally Posted by DJDeeb
Sounds like a good idea.....but I'm not sure if the 5000mph is true.
Jet fighter pilots have to go though a very strenuous training to withstand the g forces that they experience in the jet.
I'm not sure the average person will be able to handle the same!
Unless everyone just blacks out and then when they get to the other side they have people who revive them... ..
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"g" forces are only experienced during periods of acceleration or decelleration, thus why the letter "g" is used (g = 9.8m/s^2, or the acceleration we experience as a result of the earth's gravity, so pulling 4 g's would be the same as experiencing four times the gravitational pull we usually do). Fighter pilots undergo extreme "g" forces though mostly when turning sharply at high speeds (centripital forces), and performing other crazy things they need to do. As long the train accelarates and deccelarates at reasonable levels, the only thing stopping it from attaining such ridiculously high speeds is air friction, but maybe they would keep the tunnel under vaccuum so they wouldn't have to worry about that at all.
The technology easily exists for this idea... just the $$$ would be even more extreme - something like this would run into the trillions.