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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. Reynold's number is the ratio of inertia force to

    2. A.

    pressure force
    B.

    elastic force
    C.

    gravity force
    D.

    viscous force

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  2. The unit of dynamic viscosity in S.I. units is

    3. A.

    N-m/s2
    B.

    N-s/m2
    C.

    poise
    D.

    stoke

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  3. Bulk modulus of a fluid __________ as the pressure increases.

    4. A.

    remains same
    B.

    decreases
    C.

    increases

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  4. The hydraulic gradient line may be above or below the centre line of the pipe.

    5. A.

    True
    B.

    False

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  5. A water tank contains 1.3 m deep water. The pressure exerted by the water per metre length of the tank is

    6. A.

    2.89 kN
    B.

    8.29 kN
    C.

    9.28 kN
    D.

    28.9 kN

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