🌐EnglishEnglishEspañolNederlands한국어中文EntityQ2561707· pop 5· linked from 21 articlesblade element theorymathematical process by William FroudeAvailable in 5 languagesEspañolCatalanNederlands한국어via Wikidata sitelinks · CC0ConnectionspropellerEntityRussiaCountryCategoriesAerodynamicsFluid dynamicsHelicopter aerodynamicsPropellersSource attributionWind power