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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 bottom
At the top
At the canter
From sides

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Hydraulics and Fluid Mechanics in ME
A flow in which the volume of a fluid and its density does not change during the flow is called _________ flow.

Compressible
Viscous
None of these
Incompressible

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Hydraulics and Fluid Mechanics in ME
Whenever a plate is held immersed at some angle with the direction of flow of the liquid, it is subjected to some pressure. The component of this pressure, in the direction of flow of the liquid, is known as

Bulk modulus
Drag
Stagnation pressure
Lift

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Hydraulics and Fluid Mechanics in ME
Water is _________ liquid.

None of these
Both A and B
A compressible
An incompressible

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Hydraulics and Fluid Mechanics in ME
The specific weight of water is 1000 kg/m3

At 4°C temperature
At normal pressure of 760 mm
All of the listed here
At mean sea level

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Hydraulics and Fluid Mechanics in ME
According to fan laws, at constant pressure, the speed capacity and power vary

Directly as the air or gas density
Inversely as density
As square of density
Inversely as square root of density

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