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Process Equipment and Plant Design

Process Equipment and Plant Design
In case of saddle packing (e.g., berl and intralox saddles), the maximum size of the packing should not exceed __________ of the column diameter.

l/15th
l/5th
l/30th
l/50th

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Process Equipment and Plant Design
Stage efficiency for packed tower varies with the

Operating pressure and column diameter
All of these
Type & size of packing
Fluid rates and fluid properties

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Process Equipment and Plant Design
With increase in pressure drop (for a given particle size), the dust collection efficiency of a cyclone separator will

Increase
Decrease
Remain unaffected
Increase or decrease depending on the nature of the dust

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Process Equipment and Plant Design
The wall thickness for a large high pressure pipeline is determined by the consideration of the

Circumferential pipewall tension
Axial tensile stress in the pipe
Forces exerted by static and dynamic action at bends
Temperature stresses

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Process Equipment and Plant Design
In a multipass shell and tube heat exchanger, the shell side cross flow area does not depend upon

Baffle spacing
None of these
Pitch
Clearance

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Process Equipment and Plant Design
Which of the following material is seldom used for pressure vessel construction?

Mild steel
Killed steel
Semi-killed steel
Rimmed still

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