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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
In a centrifugal pump, the liquid enters the pump

At the canter
At the bottom
At the top
From sides

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Hydraulics and Fluid Mechanics in ME
When a cylindrical vessel, containing some liquid, is rotated about its vertical axis, the liquid surface is depressed down at the axis of its rotation and rises up near the walls of the vessel on all sides. This type of flow is known as

Vortex flow
Turbulent flow
Uniform flow
Steady flow

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Hydraulics and Fluid Mechanics in ME
When the flow in an open channel is gradually varied, the flow is said to be

Unsteady non-uniform flow
Steady non-uniform flow
Unsteady uniform flow
Steady uniform flow

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Hydraulics and Fluid Mechanics in ME
The unit discharge through the turbine is

Q/H
Q/H3/2
Q/H²
Q/√H

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Hydraulics and Fluid Mechanics in ME
The efficiency of jet propulsion for a ship with inlet orifices at right angles to the direction of motion of ship is given by

[(Vr + v) v]/ Vr
[2(Vr - v) v]/ Vr²
[(Vr - v) v]/ Vr
[2(Vr + v) v]/ Vr²

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

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

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