Buoyancy & Buoyant Force Video Lessons

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Problem: Suppose your body has a density of 992 kg/m3.(Part A) What fraction of you will be submerged when floating gently in freshwater (with density 1000 kg/m3)?(Part B) What fraction of you will be submerged when floating in salt water (with a density of 1027 kg/m3)?

FREE Expert Solution

(Part A)

From Archimede's principle, The force pushing the body is equal to the weight of the liquid the body displaces.

Force on the body, FB = ρliquidVyoug = ρliquidVliquid

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Problem Details

Suppose your body has a density of 992 kg/m3.

(Part A) What fraction of you will be submerged when floating gently in freshwater (with density 1000 kg/m3)?

(Part B) What fraction of you will be submerged when floating in salt water (with a density of 1027 kg/m3)?

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