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Process Equipment and Plant Design

Process Equipment and Plant Design
__________ tray arrangement is recommended for distillation column having diameter upto 4 ft.

Cascade
Radial flow
Split flow
Cross flow

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Process Equipment and Plant Design
The practical representative values of HETP for a number of commercial operations lies within a range of __________ metre.

0.4-0.9
1.2-1.5
0.1-0.2
0.2-0.5

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Process Equipment and Plant Design
For turbine agitator, the impeller diameter is about

0.1 to 0.2 d
0.3 to 0.5 d
0.65 to 0.85 d
0.95 d

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Process Equipment and Plant Design
Factor of safety (i.e., overdesign factor) in heat transfer equipments is about __________ percent more than the actual/theoretical design factor.

35-40
30-35
43961
15-20

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Process Equipment and Plant Design
In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes)

(D₂² - D₁²)/D₂²
D₂ - D₁
None of these
(D₂² - D₁²)/D₁²

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Process Equipment and Plant Design
With increase in gas flow rate to fabric surface area ratio (Nm³/hr/m² fabric surface area), the size & the cost of a bag filter

None of these
Decreases
Remain unaffected
Increases

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