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Mechanical Engineering :: Hydraulics and Fluid Mechanics

Hydraulics and Fluid Mechanics - Section 1
Hydraulics and Fluid Mechanics - Section 2
Hydraulics and Fluid Mechanics - Section 3
Hydraulics and Fluid Mechanics - Section 4
Hydraulics and Fluid Mechanics - Section 5
Hydraulics and Fluid Mechanics - Section 6
Hydraulics and Fluid Mechanics - Section 7
Hydraulics and Fluid Mechanics - Section 8
Hydraulics and Fluid Mechanics - section-5

  1. Which of the following is an example of laminar flow?

    2. A.

    Under ground flow
    B.

    Flow past tiny bodies
    C.

    Flow of oil in measuring instruments
    D.

    all of these

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  2. The pressure less than atmospheric pressure is known as

    3. A.

    suction pressure
    B.

    vacuum pressure
    C.

    negative gauge pressure
    D.

    all of these

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  3. The total energy line lies over the hydraulic gradient line by an amount equal to the

    4. A.

    pressure head
    B.

    velocity head
    C.

    pressure head + velocity head
    D.

    pressure head - velocity head

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  4. A structure whose width is __________ the width of the channel, is called a flumed structure.

    5. A.

    less than
    B.

    more than

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  5. The maximum efficiency of transmission through a pipe is

    6. A.

    50%
    B.

    56.7%
    C.

    66.67%
    D.

    76.66%

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