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Fluid Mechanics

Fluid Mechanics
The __________ pressure is measured by a static tube.

None of these
Static
Total
Dynamic

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Fluid Mechanics
Check valve provided in the discharge line of a centrifugal pump serves the purpose of controlling the

Discharge pressure
Back flow of fluid in the event of stoppage of pump
All of these
Flow of liquid during operation of the pump

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Fluid Mechanics
A hydraulic ram acts as a/an __________ pump.

Parallel cylinder
Impulse
Centrifugal
Reciprocating

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Fluid Mechanics
As the velocity V and thus the Reynolds number of a flow past a sphere increases from very low value, the drag force for Re << 1

Increases linearly with V
Decreases as V²
None of these
Decreases linearly with V

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Fluid Mechanics
The equation given below is called the __________ . f-0.5 = 4.07 loge (NRe√f)-0.6

Colebrook formula
Von-Karman equation
Fanning equation
None of these

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Fluid Mechanics
Momentum transfer in laminar flow of fluids results due to the

Viscosity
Velocity gradient
None of these
Density

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