Hydraulics and Fluid Mechanics in ME
If the ratio's of the corresponding forces acting at corresponding points are equal, then the model and the prototype are said to have.

Geometric similarity
None of these
Dynamic similarity
Kinematic similarity

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Hydraulics and Fluid Mechanics in ME
Buoyant force is

The resultant force on a body due to the fluid surrounding it
The resultant force acting on a floating body
The force necessary to maintain equilibrium of a submerged body
Equal to the volume of liquid displaced

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