For water-ethanol system, the minimum reflux ratio (A) Is computed from the slope of the upper operating line that is tangent to the equilibrium curve (B) Is computed from the intercept of the operating line (C) Cannot be computed (D) Is the optimum reflux ratio

For water-ethanol system, the minimum reflux ratio

(A) Is computed from the slope of the upper operating line that is tangent to

the equilibrium curve

(B) Is computed from the intercept of the operating line

(C) Cannot be computed

(D) Is the optimum reflux ratio

by

1 Answer

Answer :

(A) Is computed from the slope of the upper operating line that is tangent to

the equilibrium curve

by

Related questions

As the reflux ratio in a distillation column is increased from the minimum, the (A) Slope of the operating line in stripping section decreases (B) Number of plates decreases very slowly first and then more and more rapidly (C) Total cost first decreases and then increases (D) Liquid flow increases while the vapor flow decreases for a system

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Last Answer : (C) Total cost first decreases and then increases

The minimum liquid rate to be used in an absorber corresponds to an operating line (A) Of slope = 1 (B) Of slope = 0.1 (C) Tangential to the equilibrium curve (D) None of these

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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

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If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. (A) 1.2 to 1.5 (B) 2.5 to 3 (C) 3 to 4 (D) 5

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