Process Equipment and Plant Design
Bubble cap plate column is

A finite stage contactor
Used only for distillation, not for absorption
A continuous contactor
A differential stage contactor

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Process Equipment and Plant Design
Pick out the wrong statement about routing of fluids in a shell and tube heat exchanger.

Lower flow rate fluid should be routed through the shell side
The corrosive and fouling fluid should be preferably routed through the tubes
The viscous fluid should be routed through the shell side
Higher pressure fluid stream should be routed through the shell side

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Process Equipment and Plant Design
Generally, elliptical dished heads

Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D
All of these
Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m²
Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter

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