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
Dynamic similarity
None of these
Kinematic similarity

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Hydraulics and Fluid Mechanics in ME
Surface tension

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

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