Hydraulics and Fluid Mechanics in ME
A floating body is said to be in a state of stable equilibrium

only when its centre of gravity is below its centre of buoyancy
when the metacentre is above the centre of gravity
when its metacentric height is zero
when the metacentre is below the centre of gravity

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Hydraulics and Fluid Mechanics in ME
The total head of a liquid particle in motion is equal to

Pressure head - (kinetic head + potential head)
Kinetic head - (pressure head + potential head)
Pressure head + kinetic head + potential head
Potential head - (pressure head + kinetic head)

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