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Fluid Mechanics for Chemical

Hydraulic mean radius for flow through packed bed of spherical particle of size, ‘Dp, with porosity ‘ε’ is________________?

Hydraulic mean radius for flow through packed bed of spherical particle of size, ‘Dp, with porosity ‘ε’ is________________?

A. (Dp/6) (ε/1- ε)
B. (Dp/6) (1- ε/ε)
C. ⅔Dp (1- ε/ε)
D. ⅔Dp (ε/1- ε)

Hydraulic mean radius for flow through packed bed of spherical particle of size, ‘Dp, with porosity ‘ε’ is________________? Read More »

Fluid Mechanics for Chemical

The pressure intensity is the same in all directions at a point in a fluid________________?

The pressure intensity is the same in all directions at a point in a fluid________________?

A. Only when the fluid is frictionless
B. Only when the fluid is at rest having zero velocity
C. When there is no motion of one fluid layer relative to an adjacent layer
D. Regardless of the motion of one fluid layer relative to an adjacent layer

The pressure intensity is the same in all directions at a point in a fluid________________? Read More »

Fluid Mechanics for Chemical

The peripheral velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec?

The peripheral velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec?

A. 1.8
B. 12.4
C. 186.2
D. 736.4

The peripheral velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec? Read More »

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?

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?

A. Newtonian
B. Pseudo-plastic
C. Dilatent
D. Bingham plastic

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? Read More »

Fluid Mechanics for Chemical