Answer
Ring flutter shine babban girgizar axial mai tsayi na riƙon zoben a cikin tsagi, yawanci yana faruwa a aikace-aikacen maimaituwa kamar fis ɗin piston ko manyan bawuloli masu sauri. Idan madaidaicin axial tsakanin zobe da tsagi ya yi girma sosai, zoben zai yi tasiri ga ganuwar tsagi akai-akai. Wannan yana haifar da 'faɗa' ko 'zazzagewa' na tsagi, a ƙarshe yana faɗaɗa shi har sai zoben ba zai iya zama a zaune ba. Don warware wannan, ya kamata a riƙe nisa na tsagi zuwa juriya mai ƙarfi, ko kuma a iya amfani da 'WaveRing' mai siffa mai nau'in igiya, wanda ke ba da preload na axial akai-akai don rage duk wani girgiza.