F1=8.5 H F2=7.5 H po2=1000 кг/м3 ро1=?
F1=m*g=po1*V*g
F1-F2=po2*g*V ==> V=(F1-F2)/(po2*g)
po1=F1/(g*V)=F1*po2/(F1-F2)=8.5*1000/(8.5-7.5)=8500 кг/м3
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Verified answer
F1=8.5 H F2=7.5 H po2=1000 кг/м3 ро1=?
F1=m*g=po1*V*g
F1-F2=po2*g*V ==> V=(F1-F2)/(po2*g)
po1=F1/(g*V)=F1*po2/(F1-F2)=8.5*1000/(8.5-7.5)=8500 кг/м3
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