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1.2 to 3.8 cms is the value of the | |
A. | downcomer liquid seal in case of a balanced tray design. [Wrong Answer] |
B. | static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.). [Wrong Answer] |
C. | skirt clearance for bubble caps. [Wrong Answer] |
D. | all (a), (b) and (c). [Correct Answer] |