Hydraulics and Fluid Mechanics in ME
Metacentric height for small values of angle of heel is the distance between the

centre of gravity and centre of buoy-ancy
free surface and centre of buoyancy
centre of buoyancy and metacentre
centre of gravity and metacentre

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Hydraulics and Fluid Mechanics in ME
Reynolds number is significant in

supersonics, as with projectile and jet propulsion
All of these
full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc
simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls

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