Irrigation Engineering
The length of a meander is the distance along the river between the tangent point of one curve to the tangent point of

Reverse curve plus the width of the river
Next curve of the same order
None of these
Reverse curve

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Irrigation Engineering
A water-logged land is found suitable for cultivation due to

Ease of tillage for preparation of the field for optimum condition of germination
Regular supply of water to plants from the water table by capillary action
None of these
Absence of aeration of soil from root zone of the plant

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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

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

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