Process Equipment and Plant Design
Wind load consideration in the design of a support can be neglected, when the vessel is

Short (< 2 m) and housed indoor
None of these
Tall (say 30 metres), but is full of liquid
Tall but empty

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Process Equipment and Plant Design
In a shell and tube heat exchanger, the clearance of the tube is generally

More in case of triangular pitch as compared to the square pitch tube layout
Equal to the tube diameter
Not less than one-fourth of the tube diameter or 3/16"
More than the tube diameter

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