21.5.2. Pressure Distributions

Try these first

1. 1.

   What is the momentum flux correction factor for laminar flow?

   Hint

   Think about how laminar flow behaves in terms of velocity.

2. 2.

   Define hydrostatic pressure in simple terms.

   Hint

   Consider the importance of depth in this definition.

3. 3.

   What is the value of the momentum flux correction factor for laminar flow?

   • 1
   • 1/2
   • 1/3

   Hint

   Think about the relationship between velocity and flow layers.

4. 4.

   True or False: The pressure distribution is not influenced by flow depth.

   • True
   • False

   Hint

   Recall how pressure behaves in a static fluid.

5. 5.

   Imagine a sluice gate with an uneven velocity profile impacting the force exerted. How would you approach calculating the resultant force?

   Hint

   Carefully consider the influence of depth and varying flow rates.

6. 6.

   A turbulent flow has an inlet velocity of 5 m/s and a pressure of 15 m. Estimate the force on a vertical barrier using momentum principles.

   Hint

   Focus on the relationship between depth, pressure, and flow conditions.