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Fluid Mechanics

Fluid Mechanics
__________ pump is the most suitable device for discharging a liquid against a pressure of ≥ 1500 kgf/cm².

Piston
Centrifugal
Plunger
Vane

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Fluid Mechanics
Scale up of agitator design requires

All of these
Dynamic similarity only
Geometrical similarity only
Both geometrical and dynamic similarity

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Fluid Mechanics
The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is

1
< 1
2
> 1

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Fluid Mechanics
Which of the following produces maximum pressure difference for transportation of gases?

Vaccum pumps
Fans
Compressors
Blowers

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Fluid Mechanics
The ratio of inertial forces to gravity forces is called the __________ number.

Mach
Weber
Euler
Froude

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Fluid Mechanics
The ratio of actual discharge to theoretical discharge through an orifice is equal to

Cc . Cv
Cc . Cd
Cv . Cd
Cd/Cv

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MORE MCQ ON Fluid Mechanics

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