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Asked Jan 17, 2020
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A piece a wood of relative density 0.25 floats in a beaker containing oil of relative density 0.81, what fraction of volume of wood above the surface of oil?

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Expert Answer

Step 1

Let the volume of the wood be V and v is the volume of the mood inside.

The density of the wood is given as r1=0.25

And the density of the oil be r2=0.81

Step 2

Thus from Buoyancy...

Physics homework question answer, step 2, image 1
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Kinematics

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