Hydraulics and Fluid Mechanics in ME
A body floating in a liquid is said to be in neutral equilibrium, if its metacentre

Lies below its centre of gravity
Lies between the centre of buoyancy and centre of gravity
Lies above its centre of gravity
Coincides with its centre of gravity

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Hydraulics and Fluid Mechanics in ME
Surface tension

Is a function of the curvature of the interface
Acts in the plane of the interface normal to any line in the surface
Is also known as capillarity
Decreases with fall in temperature

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