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Fluid Mechanics - Section 1
Fluid Mechanics - Section 2
Fluid Mechanics - Section 3
Fluid Mechanics - Section 4
Fluid Mechanics - Section 5
Fluid Mechanics - Section 6
Fluid Mechanics - Section 7
Fluid Mechanics - Section 8
Fluid Mechanics - Section 9
Fluid Mechanics - Section 10
Fluid Mechanics - Section 11
Fluid Mechanics - Section 12
Fluid Mechanics - Section 13
Fluid Mechanics - Section 14
Fluid Mechanics - Section 15
Fluid Mechanics - Section 16
Fluid Mechanics - Section-17
  1. When the pipe Reynold's number is 6000, the flow is generally

    2. A.

     Viscous
    B.

     Laminar
    C.

     Turbulent
    D.

     Transition

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  2. Which of the following is a dimensionless parameter?

    3. A.

     Angular velocity
    B.

     Specific weight
    C.

     Kinematic viscosity
    D.

     None of these

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  3. For very low pressure and high discharge rate, the compressor used is a/an __________ compressor.

    4. A.

     Axial
    B.

     Reciprocating
    C.

     Rotary
    D.

     None of these

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  4. Capacity of a hydraulic accumulator is defined in terms of maximum

    5. A.

     Amount of energy stored
    B.

     Flow rate through accumulator
    C.

     Rate of falling of ram
    D.

     Volume available in the cylinder

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  5. Which is not a variable head meter?

    6. A.

     Venturimeter
    B.

     Pitot tube
    C.

     Rotameter
    D.

     None of these

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  6. One poise (unit of absolute/dynamic viscosity) is equivalent to one

    7. A.

     Gm/cm². sec
    B.

     Gm/cm. sec
    C.

     Cm²/sec
    D.

     M²/sec

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  7. Poise is converted into stoke by

    8. A.

     Multiplying with density (gm/c.c)
    B.

     Dividing by density (gm/c.c)
    C.

     Multiplying with specific gravity
    D.

     Dividing by specific gravity

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  8. Fluidised beds are formed, when the

    9. A.

     Fluid friction is zero
    B.

     Gravity force is less than the fluid friction
    C.

     Pressure forces equal gravity forces
    D.

     Sum of the fluid friction and pressure forces is equal and opposite to gravity forces

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  9. Isotropic turbulence occurs

    10. A.

     Where there is no velocity gradient
    B.

     At higher temperatures
    C.

     Only in Newtonion fluids
    D.

     None of these

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  10. The momentum correction factor for the velocity distribution of laminar flow is

    11. A.

     1.3
    B.

     1.66
    C.

     2.5
    D.

     None of these

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