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Process Equipment and Plant Design

Process Equipment and Plant Design
Overall mass transfer co-efficient in case of absorption of __________ in water is based on the gas film co-efficient only, as the mass transfer process is gas film (phase) controlling.

NH₃
SO₂
CO₂
None of these

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Process Equipment and Plant Design
What is the slope of the operating line in the stripping section of a distillation column?

< 1
> 1
?

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Process Equipment and Plant Design
In a multipass shell and tube heat exchanger, the baffles on shell side is primarily provided for

Increasing pressure drop
Reducing scale deposition
Creating turbulence
Fixing the tubes

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Process Equipment and Plant Design
The force due to wind load acting on a tall vessel depends upon its

Shape
Outside diameter
All of these
Height

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Process Equipment and Plant Design
The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate.

4
2
43834
43832

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Process Equipment and Plant Design
__________ liquor is best handled in a long tube vertical evaporator.

Viscous
Scaling
Foamy
Salting

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