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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
To avoid an interruption in the flow of a siphon, an air vessel is provided

At the summit
At the inlet
At any point between inlet and outlet
At the outlet

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Hydraulics and Fluid Mechanics in ME
The stress-strain relation of the newtoneon fluid is

linear
hyperbolic
parabolic
inverse type

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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 below
IG sin²θ/Ax̅ below
IG sinθ/Ax̅ above

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Hydraulics and Fluid Mechanics in ME
A streamline is defined as the line

along which the pressure drop is uniform
of equal yelocity in a flow
parallel to outer surface of pipe
parallel to central axis flow

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Hydraulics and Fluid Mechanics in ME
The mass per unit volume of a liquid at a standard temperature and pressure is called

Specific gravity
None of these
Specific weight
Mass density

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Hydraulics and Fluid Mechanics in ME
The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by

V/(vr + v)
V/(vr - v)
2V/(vr + v)
2V/(vr - v)

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