10 upvotes, 1 direct replies (showing 1)
View submission: Ask Anything Wednesday - Physics, Astronomy, Earth and Planetary Science
You see the distance between the two trains increase at 1.6 c, but you don't see any train exceed c.
The trains see the other train moving at (0.8+0.8)/(1+0.8*0.8) = 0.976 times the speed of light using the relativistic velocity addition, which is again below c.
Comment by [deleted] at 07/12/2023 at 05:57 UTC
1 upvotes, 1 direct replies
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