Hydraulics and Fluid Mechanics in ME
A body floats in stable equilibrium

When the metacentre is above e.g.
Metacentre has nothing to do with position of e.g. for determining stability
When its meatcentric height is zero
When its e.g. is below its center of buoyancy

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Hydraulics and Fluid Mechanics in ME
If the elevation of hydraulic grade line at the junction of three pipes is above the elevation of reservoirs B and C and below reservoir A, then the direction of flow will be

from reservoir A to reservoirs B and C
unpredictable
from reservoir B to reservoirs C and A
from reservoir C to reservoirs A and B

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