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Home ‣ Mechanical Engineering ‣ Hydraulics and Fluid Mechanics Comments
  • Question

  • Kinematic viscosity is the product of dynamic viscosity and the density of the liquid.


  • Options
  • A. Yes
  • B. No

  • Correct Answer
  • No 

    • Hydraulics and Fluid Mechanics problems

    Search Results

    • 1. A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall acts at a distance __________ from the liquid surface.

    • Options
    • A. H/3
    • B. H/2
    • C. 2H/3
    • D. 3H/4
      • Discuss
    • 2. The body will float if the force of buoyancy is __________ the weight of the liquid displaced.

    • Options
    • A. equal to
    • B. less than
    • C. more than
      • Discuss
    • 3. The ratio of the inertia force to the __________ is called Euler's number.

    • Options
    • A. pressure force
    • B. elastic force
    • C. surface tension force
    • D. viscous force
      • Discuss
    • 4. The total pressure on the top of a closed cylindrical vessel competely filled up with a liquid is

    • Options
    • A. directly proportional to (radius)2
    • B. inversely proportional to (radius)2
    • C. directly proportional to (radius)4
    • D. inversely proportional to (radius)4
      • Discuss
    • 5. The unit of surface tension is

    • Options
    • A. N/m
    • B. N/m2
    • C. N/m3
    • D. N-m
      • Discuss
    • 6. The top of the weir over which the water flows is known as

    • Options
    • A. sill or crest
    • B. nappe or vein
    • C. orifice
    • D. none of these
      • Discuss
    • 7. A notch is, usually, made of a metallic plate.

    • Options
    • A. Correct
    • B. Incorrect
      • Discuss
    • 8. The pressure of liquid at throat in a venturimeter is __________ than that at inlet.

    • Options
    • A. higher
    • B. lower
      • Discuss
    • 9. A thick liquid like a syrup has a __________ viscosity than a light liquid like water.

    • Options
    • A. lesser
    • B. greater
      • Discuss
    • 10. The ratio of specific weight of a liquid to the specific weight of pure water at a standard temperature is called

    • Options
    • A. density of liquid
    • B. specific gravity of liquid
    • C. compressibility of liquid
    • D. surface tension of liquid
      • Discuss

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