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[QUOTE]Originally posted by Cartman: [QB] [QUOTE]Originally posted by TSN: [qb]I'm not sure something that goes at 0.4[i]c[/i] would be useful for transporting people over anything but a very long distance. I mean, how far would you have to have travelled before you had even accelerated to that speed?[/qb][/QUOTE]Assuming a constant 1G acceleration? VERY: v=at --> .4[i]c[/i]=120.000.000m/s=9.8*t --> t=12.000.000s x=.5a(t^2) --> x=.5*9.8(12.000.000^2)=7.2+e14m=7.2+e11km Or 4800 astronomical units, 120 times farther out than Pluto... [/QB][/QUOTE]
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