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Process Equipment and Plant Design

Process Equipment and Plant Design
Shell side heat transfer co-efficient in case of square pitch as compared to the triangular pitch under similar condition of fluid flow and tube size is

Less
More
Same
Twice

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Process Equipment and Plant Design
For pipe flows, head is proportional to __________ at constant capacity (where D = pipe diameter ).

1/D
1/D²
1/D⁵
D²

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Process Equipment and Plant Design
Bubble cap plate column is

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

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Process Equipment and Plant Design
Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin's formula as

D = 3√t
D = 1.6 √t
D = 1.1 t
D = 1.5 t

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Process Equipment and Plant Design
In a multipass shell and tube heat exchanger, the problem of differential expansion between the shell and tube passes is taken care of by using a

Floating head tube sheet
Either A or B
U-bend
Neither A nor B

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Process Equipment and Plant Design
Lap joints are preferred for plates having thickness __________ mm.

> 5
43961
> 3
< 12.5

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