Hydraulics and Fluid Mechanics in ME
The angle of contact in case of a liquid depends upon

both of die above
any one of the above
the material which exists above the free surface of the liquid
the nature of the liquid and the solid

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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 meta-center should lie above the center of gravity
the center of buoyancy and the center of gravity must lie on the same vertical line

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