Bayyana yadda 'Centrifugal Expansion' ya haifar da gazawar zobe na waje a cikin babban haɗin gwiwa mai sauri.

A cikin wannan yanayin gazawar, saurin jujjuyawar shaft ɗin ya wuce ''Clinging Speed'' na zoben. Yayin da saurin ya ƙaru, ƙarfin tsakiya $F_c = m r imes ext{omega}^2$ ya rinjayi ƙarfin 'cling' na zobe. Da zarar zoben ya faɗaɗa kuma ya rasa haɗin gwiwa tare da gindin tsagi, sai ya fara jujjuya kansa ba tare da shaft ba. Wannan gogayya ta haifar da dumama wuri, rage ƙarfin amfanin kayan da haifar da ƙarin faɗaɗawa. Daga ƙarshe, zoben ya 'fito' daga cikin tsagi saboda rashin ƙarancin radial. Gyaran ya haɗa da yin amfani da ƙirar zobe na 'Kulle Kai' ko ƙara sashin giciye na zoben don ƙara yawan adadin-zubewa da kyau.