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Fluid Mechanics for Chemical

In a fully turbulent flow (Re > 105) in a pipe of diameter ‘d’, for a constant pressure gradient, the dependence of volumetric flow rate of an incompressible fluid is_______________?

Fluid Mechanics for Chemical /
In a fully turbulent flow (Re > 105) in a pipe of diameter ‘d’, for a constant pressure gradient, the dependence of volumetric flow rate of an incompressible fluid is_______________?

A. d
B. d2
C. d2.5
D. d4

In a fully turbulent flow (Re > 105) in a pipe of diameter ‘d’, for a constant pressure gradient, the dependence of volumetric flow rate of an incompressible fluid is_______________? Read More »

Fluid Mechanics for Chemical

Which of the following equations as suggested by Colebrook and White gives the increase in roughness of a new surface (ε0) with age/time (t) (where, ε = roughness of the surface after time’t’. α = a co-efficient to be experimentally determined) ?

Fluid Mechanics for Chemical /
Which of the following equations as suggested by Colebrook and White gives the increase in roughness of a new surface (ε0) with age/time (t) (where, ε = roughness of the surface after time’t’. α = a co-efficient to be experimentally determined) ?

A. ε = ε0 + α.t
B. ε = ε0 + α.t2
C. ε = ε0 + α.t3
D. ε = ε0 + α.t4

Which of the following equations as suggested by Colebrook and White gives the increase in roughness of a new surface (ε0) with age/time (t) (where, ε = roughness of the surface after time’t’. α = a co-efficient to be experimentally determined) ? Read More »

Fluid Mechanics for Chemical

The ratio of the depth of flow to the hydraulic radius for the most economical trapezoidal section, in open channel flow is_____________________?

Fluid Mechanics for Chemical /
The ratio of the depth of flow to the hydraulic radius for the most economical trapezoidal section, in open channel flow is_____________________?

A. 0.5
B. 1
C. 1.5
D. 2

The ratio of the depth of flow to the hydraulic radius for the most economical trapezoidal section, in open channel flow is_____________________? Read More »

Fluid Mechanics for Chemical