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Chemical Engineering - Process Equipment and Plant Design

Exercise : Process Equipment and Plant Design - Section 7
46.
Bubble cap plate column is
a finite stage contactor.
used only for distillation, not for absorption.
a differential stage contactor.
a continuous contactor.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area.
0.5 to 1.5
2.5 to 4.0
5 to 10
10 to 15
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Pick out the wrong statement.
Rivetting provides a permanent fastening method.
The joint made by overlapping of one plate over the other, and then rivetting the two plates together with two rows of rivets is called 'double rivetted butt joint'.
Shank diameter of the rivets should be less than the size of the hole drilled in the plate for rivetting.
The efficiency of a rivetted joint is the ratio of the strength of the rivetted joint to the strength of the solid plate.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
The force due to wind load acting on a tall vessel depends upon its
shape.
outside diameter.
height.
all (a), (b) & (c).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
Bubble cap diameter used for the distillation column having diameter ranging from 1.5 to 4.5 metres is about __________ mm.
10
50
100
150
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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