m=V*ро ро стали=7900кг/м3 V=0,02м3 F=m*g 9 k=F1/x1 x1=0.002м x2=F2/k L=l+x2 l=0,03м 10 F1=M*m1*g m2=F2/(M*g)
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m=V*ро ро стали=7900кг/м3 V=0,02м3
F=m*g
9 k=F1/x1 x1=0.002м
x2=F2/k
L=l+x2 l=0,03м
10 F1=M*m1*g
m2=F2/(M*g)