Engineering Board Exam Reviewer · Fluid Mechanics · easy

The Froude number is the ratio of:

1. Inertia forces to viscous forces
2. Inertia forces to elastic forces
3. Inertia forces to gravity forces
4. Pressure forces to viscous forces

Answer

C. Inertia forces to gravity forces

Solution

Fr = V/sqrt(gL); used for open channels and ship models.

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