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Physics, 19.05.2021 18:00 kmontanab00
Una persona ha de fer una força horitzontal de 400 N per arrossegar amb M. R.U. Un moble de 900 N. El moble es desplaça 5 m sobre el sòl, que és horitzontal. Calcula el treball realitzat per la força que exerceix la persona, per la força de fregament i pel pes del moble.
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Una persona ha de fer una força horitzontal de 400 N per arrossegar amb M. R.U. Un moble de 900 N. E...
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