Irrigation Engineering
Pick up the correct statement from the following answer

If the flexibility is more than one, the outlet is hyper-proportional
If the flexibility is zero, it is a rigid module
If the setting of an outlet is higher than that required for proportionality, the outlet is hyperproportional
All of these

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Irrigation Engineering
If A is the area of the surface, x̅ is the depth of its C.G. from the surface of the water and ω is the density of water, then

Depth of the centre of pressure is 2/3H vertically below the surface
Total pressure on the surface is equal to ωx̅
Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅
All listed here

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