Official Answer
Answer
Kusurwa mai kaifi a kasan ramin zobe yana da matukar damuwa, amma babban radius na iya haifar da gazawar zobe. Idan radius $r$ a kasan tsagi ya yi girma da yawa, yana hana zoben zama cikakke a jikin bangon tsagi. Wannan yana haifar da sakamako na 'ramp': lokacin da aka yi amfani da nauyin axial, ana tilasta zobe sama da radius, wanda zai haifar da fadada radial da kuma gazawar 'fitowa'. Matsakaicin ƙa'idar aikin injiniya shine cewa matsakaicin radius akan tsagi bai kamata ya wuce $0.1$ sau kaurin zoben $t$ ba. Idan ana buƙatar babban radius don ƙarfin gajiyar shaft, dole ne a sanya 'wanki na baya' tare da kusurwa mai kaifi tsakanin abun da zobe don tabbatar da rarraba kaya.
