1.if a body is compressed to half its previous volume,whay will happen to its density

2.three cubes of the same size made of iron,copper and lead are put in water.they sink.the buoyant force will be greatest on which cube?does it depend on density.

1- We know that,
Density=Mass / Volume
If a body is compressed to half its previous volume, then density will be doubled.
2-Here, the buoyant force will be same in all the three cubes.
The buoyant force exerted by a liquid depends on the density of the liquid in which the object is immersed.

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density=mass/volume

when halved

density=mass/1/2volume

density=2(mass/volume)

density=2(original density)

density doubles

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