Overall efficiency of the distillation column is

1.	Overall efficiency of the distillation column is
A.	the ratio of number of ideal plates to actual plates.
B.	the ratio of number of actual plates to ideal plates.
C.	same as the Murphree efficiency.
D.	always more than the point efficiency.
Answer» B. the ratio of number of actual plates to ideal plates.

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Overall efficiency of the distillation column is

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