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Mechanical Engineering :: Hydraulics and Fluid Mechanics

  1. The ratio of the inertia force to the __________ is called Euler's number.

  2. A.

    pressure force

    B.

    elastic force

    C.

    surface tension force

    D.

    viscous force

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

  4. A.

    Yes

    B.

    No

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  5. A pipe of length more than double the diameter of orifice fitted externally or internally to the orifice is called a

  6. A.

    notch

    B.

    weir

    C.

    mouthpiece

    D.

    nozzle

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  7. 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.

  8. A.

    H/3

    B.

    H/2

    C.

    2H/3

    D.

    3H/4

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  9. A nozzle is generally made of

  10. A.

    cylindrical shape

    B.

    convergent shape

    C.

    divergent shape

    D.

    convergent-divergent shape

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