Hydraulics and Fluid Mechanics in ME
The rise or depression of liquid in a tube due to surface tension will increase in size of tube will

May increase or decrease depending on the characteristics of liquid
Remain unaffected
Increase
Decrease

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Hydraulics and Fluid Mechanics in ME
For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal

ratio of inertial force to force due to surface tension
all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity
ratio of inertial force to force due to gravitation
ratio of inertial force to force due to viscosity

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