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Froude Number Calculator

Physics

Froude Number Calculator

Froude number Fr = v / √(g L).

Velocity v (m/s)

Length L (m)

g (m/s²)

Froude number

How it works

Froude number compares inertial to gravitational forces in free-surface flows.

Divide velocity by the square root of g times characteristic length.

\[ Fr = \frac{v}{\sqrt{gL}} \]

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