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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is

4
2
43924
1

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Hydraulics and Fluid Mechanics in ME
The force present in a moving liquid is

Gravity force
All of these
Viscous force
Inertia force

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Hydraulics and Fluid Mechanics in ME
An impulse turbine is used for

High head of water
Medium head of water
Low head of water
High discharge

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Hydraulics and Fluid Mechanics in ME
The specific speed of a turbine is given by the equation

N√P / H5/4
N√P / H3/2
N√P / H²
N√P / H3

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Hydraulics and Fluid Mechanics in ME
Equation of continuity is based on the principle of conservation of

None of these
mass
energy
momentum

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Hydraulics and Fluid Mechanics in ME
The specific weight of water in S.I. units is taken as

9.81 × 103 N/m3
9.81 × 10-6 N/mm3
Any one of these
9.81 kN/m3

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