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Process Equipment and Plant Design

Process Equipment and Plant Design
The equivalent diameter for fluid flow through a channel of constant non-circular cross section of area 'A' is given by (where, P = perimeter of the channel in contact with the fluid)

4 A/P
A/P
4 P/A
√A

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Process Equipment and Plant Design
Poisson's ratio of a material is the ratio of unit lateral strain to the unit axial elongation within its elastic limit. The value of Poisson's ratio for structural and pressure vessel steel may be taken as

0.01
0.95
0.75
0.3

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Process Equipment and Plant Design
Skirt support is the most suitable for supporting __________ vessels.

Thick walled
Small horizontal
Large horizontal
Tall vertical

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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.

43834
4
43832
2

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Process Equipment and Plant Design
The dust collection efficiency of a cyclone separator

Is directly proportional to the radius of the dust particle path
None of these
Is inversely proportional to the mass of the dust particle
Decreases with increase in gas flow rate

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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.

None of these
No
Positive
Negative

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