Hydraulics and Fluid Mechanics in ME
The pressure of fluid due to hammer blow is

Inversely proportional to density of fluid
Directly proportional to density of fluid
Directly proportional to (density)1/2 of fluid
Inversely proportional to (density)1/2 of fluid

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Hydraulics and Fluid Mechanics in ME
The conditions for the stable equilibrium of a floating body are

a righting couple should be formed
all the above are correct
the center of buoyancy and the center of gravity must lie on the same vertical line
the meta-center should lie above the center of gravity

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