H=0.75 м L=0.5 м m=15 кг F=?
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Правило моментов сил
m*g*L/2=F*H
F=m*g*L/(2*H)=15*10*0.5/(2*0.75)=50 H
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H=0.75 м L=0.5 м m=15 кг F=?
===
Правило моментов сил
m*g*L/2=F*H
F=m*g*L/(2*H)=15*10*0.5/(2*0.75)=50 H
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