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Process Equipment and Plant Design

Process Equipment and Plant Design
Generally, no corrosion allowance in wall thickness of a part is required, if the thickness is more than __________ mm.

20
5
10
30

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Process Equipment and Plant Design
Floating head heat exchangers are used for the

Cases where temperature difference between the shell and the tubes is more (>50°C)
Counter-current heat transfer systems
Heat transfer between corrosive fluids
Co-current heat transfer systems

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Process Equipment and Plant Design
Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer).

750
650
250
450

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Process Equipment and Plant Design
Fresh water carrying pipelines in chemical industries are coloured with __________ color.

Brown
Yellow
Sea green
Red

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Process Equipment and Plant Design
In a distillation column, minimum clearance to be maintained betweeen the overflow weir and the last row of the bubble caps is __________ cms.

7.5
2.5
20
15

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Process Equipment and Plant Design
Frame thickness in the plate and frame filter press is normally in the range of __________ inches.

0.25 to 8
1 to 5
0.25 to 4
1 to 12

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