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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
When the velocity distribution is uniform over the cross-section, the correction factor for momentum is

43924
2
1

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Hydraulics and Fluid Mechanics in ME
The depth of center of pressure of an immersed surface, inclined at an angle 'θ' with the liquid surface lies at a distance equal to __________ the center of gravity.

IG sin²θ/Ax̅ above
IG sinθ/Ax̅ above
IG sin²θ/Ax̅ below
IG sinθ/Ax̅ below

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Hydraulics and Fluid Mechanics in ME
Gradually varied flow is

non-steady uniform
steady uniform
steady non-uniform
non-steady non-uniform

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Hydraulics and Fluid Mechanics in ME
The equation of continuity holds good when the flow

is one dimensional
velocity is uniform at all the cross sec-tions
is steady
All of these

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Hydraulics and Fluid Mechanics in ME
A notch is used to measure __________ of liquids.

Volume
Velocity
Discharge
Pressure

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Hydraulics and Fluid Mechanics in ME
A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is

0.3
0.4
0.6
0.83

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