Pick out the correct statement.

(A) The slope of the stripping line is always less than unity

(B) For a given separation in a binary distillation column, with increase in

reflux ratio (above the minimum reflux ratio), the fixed cost of the distillation

column first increases and then decreases

(C) In Ponchon-Savarit method of no. of theoretical plate determination, the

stripping and rectifying operating lines are vertical at total reflux

(D) Kremser-Brown-Souder's equation is used to calculate the efficiency of a

plate tower

1 Answer

Answer :

C) In Ponchon-Savarit method of no. of theoretical plate determination, the

stripping and rectifying operating lines are vertical at total reflux

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