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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The discharge through a siphon spillway is

Cd × a × √(2g) × H3/2
Cd × a × √(2g) × H5/2
Cd × a × √(2g) × H2
Cd × a × √(2gH)

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Hydraulics and Fluid Mechanics in ME
The unit of kinematic viscosity in S. I. units is

m2/s
N-m/s
N-s/m2
N-m

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Hydraulics and Fluid Mechanics in ME
The loss of head at exit of a pipe is (where v = Velocity of liquid in the pipe)

0.5v²/2g
v²/2g
0.75v²/2g
0.375v²/2g

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Hydraulics and Fluid Mechanics in ME
The discharge over a triangular notch is

Inversely proportional to H3/2
Directly proportional to H3/2
Directly proportional to H5/2
Inversely proportional to H5/2

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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

43924
1
4
2

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Hydraulics and Fluid Mechanics in ME
Delivery head of a centrifugal pump is

Inversely proportional to N
Directly proportional to N
Inversely proportional to N²
Directly proportional to N²

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