Process Equipment And Plant Design MCQ Questions & Answers

Process Equipment And Plant Design MCQ Questions & Answers | Chemical Engineering

Learn Process Equipment And Plant Design MCQ questions & answers are available for a Chemical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Process Equipment And Plant Design MCQ question is the important chapter for a Chemical Engineering and GATE students. Page-8 section-3

The function of manholes provided in the shell of a distillation column is to

A) Keep a check on the liquid gradient over the plate by direct visual observation B) Give access to the individual trays for cleaning, maintenance and installation C) Guard against foaming & entrainment by dumping antifoaming agent through it D) All of the above

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Answer & Solution

Answer: Option B

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In the agitators, the power required will be changed with the increase of diameter of agitator (D) as

A) D² B) D⁵ C) D D) D⁹

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Answer & Solution

Answer: Option B

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Pick out the wrong statement.

A) If sufficient residence time (around 8 seconds) is not proivided to the downcoming liquid in the downcomer, it may entrain some vapour B) The liquid head in the downcomer should not be greater than one half the plate spacing to avoid flooding C) The dischare end of the downcomer must project far enough into the tray liquid so that no gas bubbles can enter the open end and by pass the bubble caps D) None of these

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Answer: Option D

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Shell side heat transfer co-efficient in case of square pitch as compared to the triangular pitch under similar condition of fluid flow and tube size is

A) More B) Same C) Less D) Twice

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Answer & Solution

Answer: Option C

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Fresh water carrying pipelines in chemical industries are coloured with __________ color.

A) Sea green B) Brown C) Yellow D) Red

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Answer & Solution

Answer: Option A

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Pressure drop per tray in the atmospheric distillation column is about __________ psi.

A) 0.01 - 0.5 B) 0.07 - 0.12 C) 0.5 - 1.0 D) 1 - 3

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Answer: Option B

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A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap.

A) 19 B) 38 C) 76 D) 95

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Answer: Option B

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Optimum reflux ratio in a continuous distillation column is determined by the

A) Maximum permissible vapour velocity B) Flooding limit of the column C) Total cost consideration (fixed cost of the column plus the cooling water & steam cost) D) None of these

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Answer: Option C

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What is the slope of the operating line in the rectifying section of a distillation coloumn?

A) 0 B) ∞ C) > 1 D) <1

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Answer & Solution

Answer: Option D

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Nominal size of a pipe is an indication of its __________ diameter.

A) Inner B) Outer C) Approximate D) None of these

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Answer & Solution

Answer: Option C

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