Practice questions on June 5, 2017; replies will earn 0–6 points (no scoring for replies sent more than 1 day after posting). Thank you for your replies
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Single-choice question (no points for wrong answers). Regarding the gas velocity in an empty tower, which of the following statements is correct? (C) A. The gas velocity in an empty tower has no significance for determining the tower diameter. B. Its upper limit is determined by liquid leakage. C. In the design of a tower, the gas velocity in an empty tower is 0.6 to 0.8 times the velocity at the point of flooding. D. For a given processing capacity, a larger tower diameter results in a higher gas velocity in the empty tower. No points will be given for replies within 1 day of posting; thank you for your replies
C. The gas velocity in the design tower should be 0.6 to 0.8 times the velocity at flooding
C. The gas velocity in the design tower should be 0.6 to 0.8 times the velocity at flooding