File:Parapluie dans le vent.jpg

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Original file ‎(2,560 × 1,920 pixels, file size: 1.04 MB, MIME type: image/jpeg)

Captions

Captions

Stability of the umbrella in the wind

Summary[edit]

Description
Français : Stabilité du parapluie dans le vent lorsqu'il est présenté "voilure devant". Cette voilure a une forme proche de la calotte sphérique ; or le Centre de Pression Aérodynamique (noté CPA sur l'image) est au centre géométrique de la calotte sphérique (le centre de la sphère complète).
English: Stability of the umbrella in the wind when presented "fabrics in front". This umbrella has a shape close to the spherical cap; however the aerodynamic centre of pressure (noted CPA on the image) is at the geometric center of the spherical cap (the center of the complete sphere).
Date
Source Own work
Author Bernard de Go Mars

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Date/TimeThumbnailDimensionsUserComment
current16:49, 20 November 2019Thumbnail for version as of 16:49, 20 November 20192,560 × 1,920 (1.04 MB)Bernard de Go Mars (talk | contribs)User created page with UploadWizard

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