In common bubble cap distillation column design practice riser area is...

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In common bubble cap distillation column design practice, riser area is approximately equal to (where, A_a = Annular passage area, and S_a = Slot area)

A. A_a = S_a

B. 1.2 A_a = 1.2 S_a

C. S_a = 1.5 A_a

D. A_a = 1.5 S_a

Answer: Option A

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