Elon Musk
@elonmusk · 26 янв. 2015 г.
If u saw @TheSimpsons and wonder why @SpaceX doesn't use an electric rocket to reach orbit, it is cuz that is impossible
Elon Musk
@elonmusk
Reason is Newton's Third Law. In vacuum, there is nothing to "push" against. You must react against ejected mass.
03:36 · 26 января 2015 г. · 0 просмотров
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1,3 тыс.