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Grade 12th passMechanics

A cubical block of wood of edge 0.2 m weighing 6.4 kgf floats on water . Find the depth of immersion . Given density of water 1000kg/m3. Ans:1.57m

Profile image of Manisha Kumari
7 Years agoGrade 12th pass
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2 Answers

Profile image of Arun
7 Years ago
Water density is 1000 kg/m^3 
so 0.2m x 0.2 m x D * 1000 kg/m^3 = 6.4 kgf, where D is depth of immersion. Solve for D 

D = 6.4kg/(1000x 0.2x 0.2) = 0.16 m
Profile image of Sachin
7 Years ago
A cubical block of wood of edge 0.2m weight 6.4kgf floats on water. Find the depth of immersion. Given, density of water 1000kg m-3