Irrigation Engineering
Infiltration rate is always

less than the infiltration capacity
equal to or less than the infiltration capacity
more than the infiltration capacity
equal to or more than the infiltration capacity

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

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Irrigation Engineering
Lacy's regime condition is obtained if

Discharge in the channel is variable
Silt charge in the channel is variable
Channel flows in unlimited, incoherent alluvium of the same character as that transported material
Silt grade in the channel is variable

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