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Buoyancy calculator

Calculate ideal Archimedean buoyant force ρVg.

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Science or learning tool

Buoyancy calculator

Calculate ideal Archimedean buoyant force ρVg.

Uses the stated idealized formula and supplied SI-unit inputs. Check significant figures, uncertainty, conditions, and domain assumptions before laboratory or engineering use.

Fluid density (kg/m³)Displaced volume (m³)Gravity (m/s²)