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Chemical Engineering - Process Equipment and Plant Design

Exercise : Process Equipment and Plant Design - Section 2
11.
Which of the following is not a graphical method (but is an analytical method) for the calculation of theoretical number of stages in case of continuous binary distillation?
Sorel-Lewis method.
McCabe-Thiele's method.
Ponchon-Savarit method.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Saddle supports are used for supporting __________ vessels.
horizontal cylinderical
tall vertical
thick walled vertical
thick spherical
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute.
5 to 10
15 to 30
40 to 50
55 to 75
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
In packed towers provided with saddle packing, liquid redistributors are positioned at every __________ times column diameter or 6 metres whichever is less.
2-3
5-8
10-15
20-25
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Optimum reflux ratio in a continuous distillation column is determined by the
maximum permissible vapour velocity.
flooding limit of the column.
total cost consideration (fixed cost of the column plus the cooling water & steam cost).
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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