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Chemical Engineering - Process Equipment and Plant Design

Exercise : Process Equipment and Plant Design - Section 3
46.
For a given fluid, as the pipe diameter increases, the pumping cost
decreases.
increases.
remains unaffected.
may increase or decreaes depending upon whether the fluid is Newtonian or non-Newtonion.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
Maximum acceptable total liquid gradient over a tray is about __________ mm.
5.5
12.5
30.5
45.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
In case of a 'thin' pressure vessel, the ratio of its diameter to wall thickness is
< 10
> 10
> 20
30
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
High pressure fluid in a shell and tube heat exchanger should preferably be routed through the
tubes to avoid the expansion of high pressure shell construction.
shell side for smaller total pressure drop.
shell side, if the flow is counter-current and tube side if the flow is co-current.
shell side for large overall heat transfer co-efficient.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
Bubble cap tray is the most commonly used tray in large distillation column, because
of its flexibility and nearly constant efficiency under varying conditions of operation.
it incurs less pressure drop as compared to any other try designed for the same duty.
it eliminates the foaming and entrain-ment tendency during operation.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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