Fluid Mechanics for Chemical

In case of a Rotameter, the density of the float material is _____________ that of the liquid it replaces?

Byadmin March 10, 2019August 27, 2021

In case of a Rotameter, the density of the float material is _____________ that of the liquid it replaces?

A. More than
B. Less than
C. Equal to
D. Either A. or B.

Fluid Mechanics for Chemical

The specific speed of a pump is defined as the speed of a unit of such a size, that it__________________?

The specific speed of a pump is defined as the speed of a unit of such a size, that it__________________?

A. Delivers unit discharge at unit head
B. Requires unit power for unit head
C. Delivers unit discharge at unit power
D. None of these

Read More The specific speed of a pump is defined as the speed of a unit of such a size, that it__________________?
Fluid Mechanics for Chemical

Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is________________?

Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is________________?

A. 90
B. 60
C. 45
D. 30

Read More Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is________________?
Fluid Mechanics for Chemical

Manometers measure the ______________ pressure?

Manometers measure the ______________ pressure?

A. Vacuum as well as the atmospheric
B. Difference in
C. Absolute
D. Gage

Read More Manometers measure the ______________ pressure?
Fluid Mechanics for Chemical

In case of a centrifugal pump, the ratio of total delivered pressure to pressure developed with the impeller is called the _____________ efficiency?

In case of a centrifugal pump, the ratio of total delivered pressure to pressure developed with the impeller is called the _____________ efficiency?

A. Manometric
B. Mechanical
C. Volumetric
D. Overall

Read More In case of a centrifugal pump, the ratio of total delivered pressure to pressure developed with the impeller is called the _____________ efficiency?
Fluid Mechanics for Chemical

Capacity of a hydraulic accumulator is defined in terms of maximum_____________________?

Capacity of a hydraulic accumulator is defined in terms of maximum_____________________?

A. Amount of energy stored
B. Flow rate through accumulator
C. Rate of falling of ram
D. Volume available in the cylinder

Read More Capacity of a hydraulic accumulator is defined in terms of maximum_____________________?
Fluid Mechanics for Chemical

For Laminar flow through a packed bed, the pressure drop is proportional to (Vs is the superficial liquid velocity and Dp is the particle diameter) ?

For Laminar flow through a packed bed, the pressure drop is proportional to (Vs is the superficial liquid velocity and Dp is the particle diameter) ?

A. Vs/Dp2
B. Vs2/Dp2
C. Vs2/Dp3
D. Vs/Dp3

Read More For Laminar flow through a packed bed, the pressure drop is proportional to (Vs is the superficial liquid velocity and Dp is the particle diameter) ?

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