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Fluid Mechanics

Fluid Mechanics
Slurries can be most conveniently pumped by a __________ pump.

Centrifugal
Gear
Screw
Reciprocating

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Fluid Mechanics
Velocity distribution for flow between two fixed parallel plates

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

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Fluid Mechanics
A centrifugal pump is called a turbine pump, if it is having a

None of these
Rotating vaned volute
Turbine type impeller
Vaned diffusion casing

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Fluid Mechanics
Transition from laminar flow to turbulent flow is aided by the

Pressure gradient and the compressibility of the flowing medium
All of these
Surface roughness and curvature (i.e.sharp corners)
Vibration

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Fluid Mechanics
For an incompressible fluid, the bulk modulus of elasticity is

5 kg/m³
0 N/m
∞ N/m²
1 N

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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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