Num vagão ferroviário, que se move com velocidade Vo=3ms com relação aos trilhos, estão dois meninos que correm um em direção ao outro, cada um com velocidade V=3m/s, com relação ao vagão. A velocidade dos meninos VA e VB, com relação aos trilhos, será, respectivamen
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Num vagão ferroviário, que se move com velocidade Vo=3ms com relação aos trilhos, estão dois meninos...
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