Hydraulics Lab Reviewer-quiz For Finals

55 Questions | Total Attempts: 100

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Hydraulics Lab Reviewer-quiz For Finals

1. For questions having 2 or more answers, please use "comma-space" for separating each answersExample: stable, unstable2. Answers are "space" and "dash" sensitive. 3. Wrong spelling and incomplete answers are wrong.


Questions and Answers
  • 1. 
    In most cases, weirs take the form of a ______, smaller than most conventional dams,
  • 2. 
    They are commonly used to alter the flow regime of the river, prevent flooding, measure discharge and help render a river navigable.
  • 3. 
    Give one of the notches used in Exp. 1.
  • 4. 
    In one of the Exp.1 procedures:Mount the rectangular notch plate into the flow channel and position the stilling _______.
  • 5. 
    In one of the Exp.1 procedures:Adjust the valve to give approximately ___ mm depth above the notch base. 
  • 6. 
    In one of the Exp.1 procedures:To take an accurate height reading, use the ______________ to lower the gauge until the point touches its reflection in the surface (to achieve this, you will need to have your eye level just above the surface). 
  • 7. 
    In one of the Exp.1 procedures:Volume flow rate is done by using the ______ valve to close the tank outflow and then determine the volume collected from the sight-glass.
  • 8. 
    After using the rectangular notch in Exp.1, it is replaced by a vee notch plate and repeat the procedures. In the vee notch, you will need to work with height increments of _ to _ mm.
  • 9. 
    What is the width (meters) of the rectangular notch in Exp. 1?
  • 10. 
    What is the angle of vee notch in Exp. 1?
  • 11. 
    This discharge coefficient formula is used in what notch?
  • 12. 
    The procedure in Exp.1 is repeated having opened the bench valve further, to produce an increase in depth of approximately 10 mm.
    • A. 

      True

    • B. 

      False

  • 13. 
    As water flow is being increased in Exp.1, spillage should occur over the plate top adjacent to the notch.
    • A. 

      True

    • B. 

      False

  • 14. 
    This discharge coefficient formula is used in what notch?
  • 15. 
    What is the title of Exp. 1?
  • 16. 
    In pipes, friction will occur between the layers within the fluid. This movement of fluid elements relative to each other is associated with pressure drop, called _________ losses.
  • 17. 
    Give an example of a pipe material with smooth walls.
  • 18. 
    Give an example of a pipe material with LESS smooth walls.
  • 19. 
    The velocity profile in a pipe will show that the fluid elements in the center of the pipe will move at a higher speed than those closer to the wall.
    • A. 

      True

    • B. 

      False

  • 20. 
    The diameters of pipe used in Exp. 2 are __mm and then __mm.
  • 21. 
    The manometer used in Exp. 2.
  • 22. 
    The objective of Exp. 2 is to measure the loss of head and the _______ factor in pipes.
  • 23. 
    In one of the procedures in Exp. 2:Regulate the flow by using ________ valve and the outlet valve to procedure the minimum pressure differential between the ends of pipe.
  • 24. 
    What is the title of Exp. 2?
  • 25. 
    The objective of Exp. 3 is to determine the loss factors for flow through a range of pipe fittings including bends, a __________, and enlargement.
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