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Chemical Engineering - Fluid Mechanics

Exercise : Fluid Mechanics - Section 11
36.
With increase in molecular weight of the gas, the head developed by a centrifugal compressor will
decrease
increase
remain same
unpredictable
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Pressure difference between two points in vessels, pipelines or in two different pipelines can be measured by a differential manometer. The pressure difference measured as the mm of water coloumn in case of mercury-water, differential manometer is equal to (where, H = difference in height of mercury column in mm).
H
12.6 H
13.6 H
14.6 H
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
The boundary layer thickness at a given section along a flat plate __________ with increasing Reynold's number.
increases
decreases
remains same
may increase or decrease
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
Low specific speed of a pump implies that, it is a/an __________ pump.
axial flow
centrifugal
mixed flow
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Pressure drop for laminar fluid flow through a circular pipe is given by
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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