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June 15

what causes the cone shape cloud to appear as an aircraft breaks the sound barrier?

Author: admin Category: 5

i thought that sound waves were invisible to the naked eye? but high speed photography clearly shows a visible cone shaped cloud around the aircraft as it breaks through the barrier?

http://www.moillusions.com/2006/04/sonic-boom-illusion.html

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2 Responses to “what causes the cone shape cloud to appear as an aircraft breaks the sound barrier?”

  1. Elizabeth H
    June 15th, 2010

    http://www.moillusions.com/2006/04/sonic-boom-illusion.html
    References :

  2. meanolmaw
    June 15th, 2010

    from the above link…..

    http://en.wikipedia.org/wiki/Prandtl-Glauert_singularity
    References :

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