MadSci Network: Engineering

Subject: Mach diamonds or shock diamonds

Date: Tue Aug 17 15:52:59 1999
Posted by Dave O'Neil
Grade level: School: No school entered.
City: No city entered. State/Province: No state entered. Country: No country entered.
Area of science: Engineering
ID: 934919579.Eg

Are the diamonds seen in the exhaust of jet engines and liquid fuel
rocket engines "Mach diamonds" or "shock diamonds"?  In Embry Riddle
Aero Institute in Miami, a prof referred to them as Mach diamonds, and
said that each one indicated the Mach number of the exhaust. Thanks a
Dave O'Neil, high school physics teacher

Re: Mach diamonds or shock diamonds

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