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

  • A. Total pressure on the surface is equal to ωx̅
  • B. Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅
  • C. Depth of the centre of pressure is 2/3H vertically below the surface
  • D. All the above
Answer: Option D.
Explanation: 

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