The most common packing used in industrial operations is __________ rings.
A. Raschig
B. Lessing
C. Cross-partition
D. Single spiral
Answer: Option A
Related Questions on Mass Transfer
A. Chemical properties
B. Physical properties
C. Degree of turbulence
D. Interfacial area
A. No change in theoretical
B. Marginal decrease in the number of
C. Major decrease in the number of
D. None of these
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