Answer
Don zoben riƙewa mai karkace da aka sanya akan shaft, ƙarfin centrifugal yana ƙoƙarin faɗaɗa zoben, mai yuwuwar ɗaga shi daga cikin tsagi. Mahimman gudun $V$ wanda zobe ya fara rasa lamba ana ƙididdige shi ta amfani da: $V = \sqrt{\frac{4 E g (D_g - D_i)}{\rho D_m^3}}$, inda $E$ shine modules, $g$ shine nauyi, $D_g$ shine tsagi, $D_i$ shine diamita na ciki kyauta, $ D_i $ shine diamita na ciki $ \ r, $ D_m shine diamita na $ s. diamita. Don aikace-aikace masu sauri kamar turbochargers, dole ne masu zanen kaya suyi amfani da fasalin 'Kulle Kai'. Wannan ya ƙunshi tsarin tab-da-slot wanda ke hana zoben faɗaɗawa da inji. Idan ba tare da wannan ba, zoben na iya kasawa a saurin da ya wuce $30,000 RPM, koda kuwa kayan yana $17-7PH$ CH900.