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Thread: Shock wave formation.
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Old 31st May 2008 | 02:32
  #21 (permalink)  
Brian Abraham
 
Joined: Aug 2003
Posts: 3,833
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From: Sale, Australia
optical effect at the boundary of Hi/Lo pressure isn't to do with relative pressure, But HEAT.
Half right, half wrong. In a shock wave the properties of the fluid (density, pressure, temperature, velocity, Mach number) change almost instantaneously.
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