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Fluid Mechanics

Fluid Mechanics
Plunger pumps are used for

None of these
Viscous mass
Slurries
Higher pressure

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Fluid Mechanics
Velocity distribution for flow between two fixed parallel plates

None of these
Varies parabolically across the section
Is zero at the plates and increases linearly to the midplane
Is constant over the entire cross-section

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Fluid Mechanics
The simple pitot tube measures the __________ pressure.

Total
Dynamic
Static
None of these

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Fluid Mechanics
Priming of a centrifugal pump is done to

Develop effective pressure rise by the pump
Increase the mass flow rate of fluid
None of these
Avoid chances of separation inside the impeller

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Fluid Mechanics
The hydrodynamic and thermal boundary layers will merge, when

Schmidt number tends to infinity
Archimedes number is greater than 10000
Nusselt number tends to infinity
Prandtl number is one

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Fluid Mechanics
Velocity of liquid hydrocarbon fuels in a pipeline can not be measured by magnetic flowmeters, because their __________ is very low/small.

Electrical conductivity
Specific gravity
Electrical resistivity
Thermal conductivity

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