Buoyant Force (Archimedes)

📊 intermediate

$$F_b = V \rho g$$

Upward force on an object immersed in a fluid.

Variables & Units

$V$

Volume of displaced fluid

Unit: $m^3$

$\rho$

Density of fluid

Unit: $kg/m^3$

Key Information

📐 Derived From

Archimedes' Principle.

💡 Example

Why an iron ship floats on water.

🔧 Applications

Shipbuilding.

⚠️ Constraints

Object must be partly or fully immersed.

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