Saturday, May 27, 2017

rocket science - At what fraction of the speed of light have people traveled?


I'm guessing that, this would be someone in a rocket or something... When they hit their top speed, at what fraction of $c$ are they traveling?



Answer




Maximum velocity attained by the Apollo spacecraft was 39,897 km/h which is $3.6\times 10^{-5}$ times the speed of light...


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