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.Management Sciences
Category: Fluid Mechanics for Chemical
The fluid velocity varies as the cube of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop for ____________ fluid?
0
A. Newtonian
B. Pseudo-plastic
C. Dilatent
D. Bingham plastic
In case of a pipe of constant cross-sectional area, the maximum fluid velocity obtainable is___________________?
A. The velocity of sound
B. Dependent on its cross-sectional area
C. Dependent on fluid viscosity
D. Dependent on fluid density
One dimensional flow implies________________________?
A. Flow in a straight line
B. Steady uniform flow
C. Unsteady uniform flow
D. A flow which does not account for changes in transverse direction
Which of the following fluid forces are not considered in the Navier-Stoke’s equation ?
A. Gravity forces
B. Viscous forces
C. Pressure forces
D. Turbulent forces
The pressure head on sudden contraction in a horizontal pipe is converted into the _____________ head?
A. Elevation
B. Velocity
C. Both A. & B.
D. Neither A. nor B.
Check valves are used_______________?
A. At high pressure
B. In bends
C. For controlling water flow
D. For unidirectional flow
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