1000+ Chemical Engineering Mass Transfer MCQ Questions & Answers Pdf - 2

Question: 6

Moisture contained by a substance in excess of the equilibrium moisture is called the _____ moisture.

(A) free

(B) critical

(C) bound

(D) unbound

Ans: A

free

Question: 7

The operating line for an absorber is curved, when plotted in terms of

(A) partial pressure

(B) mole ratios

(C) mass fractions

(D) mole fraction

Ans: A

partial pressure

Question: 8

Large scale drying of sugar is done in a _____ dryer.

(A) truck

(B) rotary

(C) spouted bed

(D) tray

Ans: B

rotary

Question: 9

Fenske equation determines the

(A) optimum reflux ratio

(B) height of the distillation column

(C) maximum number of ideal plates

(D) minimum number of theoretical plates

Ans: D

minimum number of theoretical plates

Question: 10

With increasing liquid viscosity, liquid hold up in a packed column.

(A) decreases

(B) increases

(C) unpredictable

(D) remain unchanged

Ans: B

increases

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