Official Answer
Answer
Radius a kasan ramin zobe yana da mahimmanci sau da yawa don rage yawan damuwa $ K_t$ a cikin shaft ko gidaje. Koyaya, idan radius $R$ yayi girma da yawa, zai iya haifar da riƙon zoben ya 'dago' daga cikin ramin da aka tura. Ka'idar babban yatsa ita ce radius kada ya wuce $10\%$ na zurfin tsagi $d$. Idan ana buƙatar babban radius don ƙarfin gajiyar sandar, dole ne a sanya shim 'Square-Edged' tsakanin zobe da radius don samar da shimfidar wuri mai faɗi.
