Pick out the wrong statement about the design of seive plate column and the bubble cap column.
A. The downcomer design and the residence time in the downcomer is almost same for seive plate and bubble cap columns
B. Weir length for a bubble cap plate is the same as that for the seive plate
C. Weir height for a bubble cap plate column is the same as that for a seive plate column
D. Weir height in case of a bubble cap plate ranges from 50 to 150 mm and is higher than the seive plate
Answer: Option C
This Question Belongs to Chemical Engineering >> Process Equipment And Plant Design
Width and depth of grooves in the tube sheet holes normally are __________ inch respectively.
A. $$\frac{1}{8}$$ and $$\frac{1}{{64}}$$
B. $$\frac{1}{{64}}$$ and $$\frac{1}{8}$$
C. $$\frac{1}{2}$$ and 8
D. $$\frac{1}{2}$$ and 5
A. Less than
B. 1.25-1.50 times
C. 2.5 times
D. One-fourth of
Value of Peclet number = 0, is the representative of
A. Laminar flow
B. Complete back mixing
C. Plug flow
D. Eddy diffusivity = 0
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