31. |
The flow through a circular pipe is laminar. Now, the fluid through the pipe is replaced with a more viscous fluid and passed through the pipe again with the same velocity. What can we say about the nature of this flow?
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Answer:
Option (c) |
32. |
Which of the following flows have the highest critical Reynolds number?
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Answer:
Option (a) |
33. |
What is the ratio of maximum velocity to average velocity, when the fluid is passing through two parallel plates and flow is laminar?
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Answer:
Option (a) |
34. |
What is the ratio of maximum velocity to average velocity, when the fluid is passing through the pipe and flow is laminar?
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Answer:
Option (b) |
35. |
How should be the viscosity of the flowing fluid for laminar flow?
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Answer:
Option (b) |
36. |
The flow of fluid will be laminar when,
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Answer:
Option (c) |
37. |
Which among the following is an assumption of the Hagen-Poiseuille equation?
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Answer:
Option (c) |
38. |
During which case will the power loss be maximum?
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Answer:
Option (a) |
39. |
Angular speed of the shaft is________
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Answer:
Option (b) |
40. |
The tangential speed of the shaft is______
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Answer:
Option (c) |