Official Answer
Answer
Don zoben waje, ƙarfin centrifugal yana haifar da faɗaɗa zobe, mai yuwuwar rasa rikon sa akan tsagi. Ana ƙididdige madaidaicin RPM a matsayin $N_{max} = \sqrt{\frac{4.48 \cdot 10^{11} E I}{w \rho R_m^3 (R_o - R_i)}}$, inda $w$ shine nauyin kayan kowane tsayin raka'a kuma $\rho$ shine yawa. Idan saurin aikace-aikacen ya wuce $N_{max}$, dole ne a tsara zoben tare da fasalin 'Kulle Kai'. Wannan ya haɗa da tsarin tab-da-slot wanda da inji yana hana zobe daga faɗaɗa sama da diamita na tsagi, yana ba shi damar jure gudu wanda in ba haka ba zai haifar da daidaitaccen zoben karkace.
