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Fluid Mechanics

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

Blowers
Compressors
Vaccum pumps
Fans

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Fluid Mechanics
The equivalent diameter for flow through a rectangular duct of width B and height H is

HB/(H + B)
2HB/(H + B)
4HB/(H + B)
HB/2(H + B)

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Fluid Mechanics
Pressure gradient in the pipe flow is influenced by the

Velocity of the fluid
Density & viscosity of the fluid
All of these
Diameter of pipe

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Fluid Mechanics
The velocity profile exhibited by laminar flow of Newtonion fluids is such that the velocity distribution w.r.t. radius of the circular pipe is a/an __________ with the apex at the centre line of the pipe.

Parabola
Semi-circle
Semi-ellipse
Hyperbola

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Fluid Mechanics
A fluid which has a linear relationship between the magnitude of applied shear-stress and the resulting rate of deformation is called a/an __________ fluid.

Non-Newtonion
Incompressible
Ideal
Newtonion

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Fluid Mechanics
In laminar flow through a round tube, the discharge varies

Linearly as the viscosity
As the square of the radius
Inversely as the pressure drop
Inversely as the viscosity

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MORE MCQ ON Fluid Mechanics

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