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Questions relating to fluids at rest (fluid statics) or the forces and effects of fluids in motion (fluid dynamics).

22 votes
3 answers
2k views

How to know whether the flow is supersonic in a nozzle?

For a project I had built a convergent divergent nozzle designed for Mach number = 3. In that project, I could know the flow has gone supersonic by seeing the manometer fixed between the throat and th …
Subodh's user avatar
  • 1,413
10 votes
2 answers
591 views

How is gas flow through (extremely long) pipelines monitored and controlled?

(This is closely linked with measuring the Mach number inside a nozzle but it is not regarding the supersonic flow) Friction and heat transfer have effects on the Mach number of the compressible flow …
Subodh's user avatar
  • 1,413