η=0.3q=43*10^6 m1=4*10^3 h=1.5*10^3 m2=?
η=m1*g*h/(q*m2) m2=m1*g*h/(q*η)=4*10^3*10*1.5*10^3/(43*10^6*0.3)=4.7 кг
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η=0.3
q=43*10^6 m1=4*10^3 h=1.5*10^3 m2=?
η=m1*g*h/(q*m2) m2=m1*g*h/(q*η)=4*10^3*10*1.5*10^3/(43*10^6*0.3)=4.7 кг
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