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

  • The pressure of a liquid measured with the help of a piezometer tube is


  • Options
  • A. vacuum pressure
  • B. gauge pressure
  • C. absolute pressure
  • D. atmospheric pressure

  • Correct Answer
  • gauge pressure 

    • Hydraulics and Fluid Mechanics problems

    Search Results

    • 1. The ratio of the inertia force to the viscous force is called

    • Options
    • A. Reynold's number
    • B. Froude's number
    • C. Weber's number
    • D. Euler's number
      • Discuss
    • 2. Turbulent flow takes place at high velocities.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss
    • 3. The value of coefficient of discharge is __________ the value of coefficient of velocity.

    • Options
    • A. less than
    • B. same as
    • C. more than
      • Discuss
    • 4. When a cylindrical vessel of radius (r) containing liquid is revolved about its vertical axis ? rad/s, then depth of parabola which the liquid assumes is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 5. The vacuum pressure is always the negative gauge pressure.

    • Options
    • A. Yes
    • B. No
      • Discuss
    • 6. If the depth of water in an open channel is greater than the critical depth, the flow is called

    • Options
    • A. critical flow
    • B. turbulent flow
    • C. tranquil flow
    • D. torrential flow
      • Discuss
    • 7. A submerged body is said to be in a stable equilibrium, if its centre of gravity __________ the centre of buoyancy.

    • Options
    • A. coincides with
    • B. lies below
    • C. lies above
      • Discuss
    • 8. A fluid whose viscosity does not change with the rate of deformation or shear strain is known as

    • Options
    • A. real fluid
    • B. ideal fluid
    • C. newtonian fluid
    • D. non-newtonian fluid
      • Discuss
    • 9. The power absorbed (in watts) in overcoming the viscous resistance of a footstep bearing is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 10. The total pressure on an immersed surface inclined at an angle ? with the liquid surface is

    • Options
    • A. wA
    • B. wx
    • C. wAx
    • D. wAx/sin ?
      • Discuss

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