m=1 кг g=10 м/с² h=50 м Wk=?
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Wk=Wn
Wn=m*g*h=1*10*50=500 Дж
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m=1 кг g=10 м/с² h=50 м Wk=?
===
Wk=Wn
Wn=m*g*h=1*10*50=500 Дж
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