ring vortex

ring vortex

[′riŋ ‚vȯr‚teks]
(fluid mechanics)
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References in periodicals archive ?
For example, physics explains that a smoke ring is simply a ring vortex.
The second, more experimental, phase will fully explore the Osprey's flight envelope, including its characteristics in regard to ring vortex state.
Another military technology, called the ring vortex gas projection system, allows gas to be sprayed in concentric circles.