Hydraulics and Fluid Mechanics in ME
The meatcentric height is the distance between the

Centre of gravity of the floating body and the metacentre
Metacentre and centre of buoyancy
Centre of gravity of the floating body and the centre of buoyancy
Original centre of buoyancy and new centre of buoyancy

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Hydraulics and Fluid Mechanics in ME
Mach number is significant in

simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls
supersonics, as with projectiles and jet propulsion
all of fhe above
full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc

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