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Welcome to the largest collection of MCQs on the Internet. Access and Discuss these Multiple choice questions for various competitive Exams and Interviews.
1. Which of the following T-H diagram is valid for dehumidification operation ?
a. A
b. B
c. C
d. D
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Answer: (a).A

2. If f = moles of vapour present per mole of feed, then the slope of feed line is (Mcabe-Thiele method)
a. A
b. B
c. C
d. D
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Answer: (c).C

3. The diffusivity (D) in a binary gas mixture is related to the pressure (P) as
a. A
b. B
c. C
d. D
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Answer: (c).C

4. In gas-liquid contact operation, the number of ideal stages N is given by following equation. This is true when the stripping factor 'S' is
a. S > 1
b. S < 1
c. S = 1
d. S = ∞
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Answer: (a).S > 1

5. In a vapor-liquid contacting equipment, the overall gas phase mass transfer co-efficient (M.T.C), KG is related to individual co-efficients (KG and KL) as
a. A
b. B
c. C
d. D
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Answer: (b).B

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