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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A nozzle placed at the end of a water pipe line discharges water at a

High pressure
Low pressure
High velocity
Low velocity

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Hydraulics and Fluid Mechanics in ME
A pitot tube is used to measure the

Velocity of flow at the required point in a pipe
Discharge through a pipe
Pressure difference between two points in a pipe
Total pressure of liquid flowing in a pipe

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Hydraulics and Fluid Mechanics in ME
The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the submerged body is called

Reaction
Metacentre
Up-thrust
Buoyancy

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Hydraulics and Fluid Mechanics in ME
When a cylindrical vessel containing liquid is resolved, the surface of the liquid takes the shape of

An ellipse
A paraboloid
None of these
A triangle

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Hydraulics and Fluid Mechanics in ME
The ratio of quantity of liquid discharged per second from the pump to the quantity of liquid passing per second through the impeller is known as

Overall efficiency
Mechanical efficiency
Manometric efficiency
Volumetric efficiency

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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 / H²
N√P / H3
N√P / H3/2

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