22.2.3. Multiple Path Pipe Flow

Try these first

1. 1.

   Define hydraulic diameter.

   Hint

   Think about how we measure the effective diameter for flow.

2. 2.

   What does the Reynolds number indicate?

   Hint

   Consider the flow type of fluids.

3. 3.

   What is the hydraulic diameter formula?

   • Area/Perimeter
   • 4*(Area/Wetted Perimeter)
   • Perimeter/Area

   Hint

   It's related to both area and perimeter.

4. 4.

   The Moody chart is used for:

   • True
   • False

   Hint

   Think about flow regimes.

5. 5.

   A triangular conduit has sides of length 5 m and height 3 m. Calculate the hydraulic diameter.

   Hint

   Consider the effective area and perimeter in the formula.

6. 6.

   Evaluate the shear stress in a turbulent pipe flow scenario where the flow has a velocity of 2 m/s and the friction factor is 0.02.

   Hint

   Recall the relationship between shear stress, fluid properties, and flow characteristics.