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in Fluid Mechanics by (118k points)
When the fluid flow is discontinuous, what is established?

(a) Heat

(b) Pressure

(c) Control volume

(d) Temperature

I have been asked this question in final exam.

Question is taken from Velocity of Sound or Pressure Wave in a Fluid topic in division Compressible Flow of Fluid Mechanics

1 Answer

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Best answer
Right option is (c) Control volume

The explanation: When the fluid flow is discontinuous, a control volume is established. It is established around the shock wave. It is treated as a discontinuity where the entropy increases to over a infinitesimally large region.

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