Energia: zad1
siła f(n) drogas(m) obliczenia praca w(j)
150 ............. 150*12= .............
.......... 15 .......... 3000
50 ............. ........... 1000
350 8 ............. ...........
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W = F * s
siła f(n) droga s(m) obliczenia praca w(j)
150 N 12 m 150*12= 1800 J
200 N 15 m 3000 J
50 N 20 m 1000 J
350 N 8 m 2800 J