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Matteo guarda la pioggia fuori dal finestrino del treno mentre è fermo in stazione. Le gocce cadono verticali sul finestrino alla velocità di 5,0 m/s. Quando il treno si muove a velocità costante, le gocce cadono di taglio alla velocità di 5,5 m/s e formano un angolo di 25° sul finestrino. Qual è la velocità del treno?
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Matteo guarda la pioggia fuori dal finestrino del treno mentre è fermo in stazione. Le gocce cadono...
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