Official Answer
Answer
An ƙididdige ƙarfin ƙarfin da ya dogara akan tsagi shear a matsayin $P_g = _x000c_rac{D imes d imes ext{π} imes S_s}{KFS}$ inda $D$ shine diamita na shaft, $ d$ shine zurfin tsagi, $ S_s $ shine ƙarfin ƙarfi na kayan gida, kuma $ 2 ko $ 3 shine aminci. Yana da mahimmanci a gane cewa kayan gida (misali, Aluminum 6061-T6) sau da yawa shine iyakanceccen abu maimakon zobe kanta (SAE 1070). Idan bangon tsagi ya yi shear, zoben zai karkata kuma a ƙarshe ya 'tasa', wanda zai haifar da gazawar taro. Dole ne masu zanen kaya su tabbatar da zurfin tsagi $d$ ya isa don samar da yanki da aka tsara wanda zai iya tsayayya da nauyin axial $ P$.
