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Chemical Engineering - Fluid Mechanics

Exercise : Fluid Mechanics - Section 9
31.
Potential function is applicable only for __________ flow.
irrotational
turbulent
steady
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
Which of the following exemplifies a three dimensional fluid flow ?
Fluid flow at the inlet to a nozzle
Fluid flow between parallel plates
Viscous fluid flow between converging plates
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
Volute of a centrifugal pump should be designed in a fashion, such that the
kinetic head gets converted into static head.
moving stream gradually reduces velocity.
mean velocity remains constant.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
The head loss due to sudden contraction is proportional to
velocity
velocity head
turbulence
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
Cavitation occurs in a centrifugal pump when the suction pressure is
less than the vapour pressure of the liquid at that temperature.
greater than the vapour pressure of the liquid at that temperature.
equal to the vapour pressure.
equal to the developed head.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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