Answer
Don zoben waje, ƙarfin centrifugal yana sa zoben ya faɗaɗa radially, wanda a ƙarshe zai haifar da ɗaga zoben daga cikin tsagi. Madaidaicin RPM ($V$) ana ƙididdige shi ta amfani da dabarar $V = \ frac{715}{D_o} \sqrt{\frac{E imes I imes ext{cl}}{_x000d_ho imes A imes R_m^4}}$, inda $D_o$ shine diamita shaft, $E$ shine madaidaicin lokacin, $I$ shine mafi kyawun lokacin da $I$ shine mafi kyawun lokacin. (zurfin tsagi - bangon radial zobe), $\rho$ shine yawa, $ A$ shine yanki na giciye, kuma $R_m$ shine ma'anar radius. Dole ne injiniyoyi su tabbatar da RPM mai aiki aƙalla 20% ƙasa da wannan ƙayyadaddun ka'idar. Idan ana buƙatar ƙarin saurin gudu, ana haɗa fasalin 'kulle kai' (shabi da ramin) don hana haɓakawa da inji.