Official Answer
Answer
Ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfar zobe $ P_s $ an ƙaddara ta hanyar dabara $ P_s = \ frac {D t \ pi S_s}{K}$, inda $ D $ shine shaft ko diamita, $ t $ shine kauri na zobe, $ S_s $ shine ƙarfin ƙarar kayan zobe, kuma $ K $ shine yanayin aminci (yawanci 3). Don wani abu kamar SAE 1070 carbon karfe tare da karfin juzu'i na kusan $0.6 \ sau UTS$, ƙarfin yana daidaita kai tsaye zuwa yanki na yanki na zoben da aka gabatar ga bangon tsagi. Duk da haka, wannan lissafin yana ɗauka cewa kayan tsagi ya fi ƙarfin zobe. Idan tsagi an yi shi da wani abu mai laushi kamar Aluminum 6061-T6, yawan amfanin gona ya zama ƙayyadaddun abu, kuma lissafin dole ne ya matsa zuwa wurin da aka ɗauka na bangon tsagi.
