Official Answer
Answer
Ganewar ɓarna na centrifugal ya haɗa da duba zobe da tsagi don takamaiman alamomi. Idan an sami zoben a wajen tsagi kuma ya bayyana 'miƙewa' (diamita na kyauta yanzu ya fi girma fiye da ainihin diamita na ƙera), amma babu alamun shear a gefen tsagi, yana yiwuwa ya faɗaɗa saboda RPM. Idan zoben ya 'kone' ko alamun 'mai kyalli' akan diamita na ciki, yana nuna cewa yana jujjuya kusa da sandar kafin ya rushe. Injiniyan forensic zai lissafta saurin kashewa ta amfani da $N = \sqrt{(K \cdot E \cdot I) / (w \cdot R^3)}$ kuma ya kwatanta shi da mafi girman RPM na motar. Idan motar ta zarce wannan gudun, ƙirar tana buƙatar zoben karkace mai kulle kai ko mafi girman tsangwama.
