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Fluid Mechanics

Fluid Mechanics
Pressure drop in a fluidised bed reactor is __________ that in a similar packed bed reactor.

More than
Same as
None of these
Less than

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Fluid Mechanics
Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg.

0.01
1
0.1
0.001

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Fluid Mechanics
__________ is an example of axial flow impeller.

All of these
Turbine
Propeller
Paddle

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Fluid Mechanics
Which law/principle of solid mechanics is similar/equivalent to Newton's law of viscosity in fluid mechanics?

Newton
Hooke
Archimedes principle
Newton

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Fluid Mechanics
For turbulent fluid flow in pipe, the expression for Prandtl one seventh power law is (where, r = pipe radius, x = distance).

V/Vmax = (x.r)1/7
None of these
V/Vmax = (r/x)1/7
V/Vmax = (x/r)1/7

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Fluid Mechanics
Drag force acting on a body does not depend upon the

Projected area of the body
Density of the body
Density of the fluid
Velocity of the body

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MORE MCQ ON Fluid Mechanics

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