Ahollow sphere of inner rnadius 9 em and outer radius 10 cm floats half-submerged in aliquid of specific gravity 0.8 a) calculate the density of the material of which the sphere is made. b) what would be the density of a liquid in which the hollow sphere would just float completely submerged?
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Ahollow sphere of inner rnadius 9 em and outer radius 10 cm floats half-submerged in aliquid of spec...
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