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Process Equipment and Plant Design

Process Equipment and Plant Design
Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to

I.D. of the shell
5 cms
25 cms
40% of the I.D. of the shell

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

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

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Process Equipment and Plant Design
In packed towers provided with saddle packing, liquid redistributors are positioned at every __________ times column diameter or 6 metres whichever is less.

43864
44119
20-25
43959

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Process Equipment and Plant Design
A binary liquid azeotropic mixture has boiling point higher than either of the components, when it shows __________ deviation from Raoult's Law.

Negative
No
None of these
Positive

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Process Equipment and Plant Design
A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap.

19
38
76
95

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Process Equipment and Plant Design
Lessing ring is formed by the addition of a partition across the centre of a raschig ring, which results in an area increase of about __________ percent.

55
5
20
35

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