Official Answer
Answer
Wayar da ake amfani da ita don zoben karkace mai sanyi ne daga zagaye na waya, wanda a zahiri ke haifar da '' zagaye na halitta.' Idan an tsaga wayar daga faffadan zanen gado, za ta kasance da kaifi, 'kone' gefuna. Waɗannan burrs suna aiki azaman mahimman abubuwan damuwa. Ƙarƙashin nauyin axial na cyclic, waɗannan ɓangarorin masu kaifi sun zama wuraren farawa don fashewar gajiya. Ƙwayoyin zoben karkace masu inganci suna amfani da 'redius gefen' ko 'gefen zagaye' da aka samar yayin aikin birgima. Wannan yana rage ƙimar ƙarfin damuwa $ K_t$ a gefen zoben, yana ƙara rayuwar gajiya sosai. Dole ne injiniyoyi su ƙayyade 'babu burrs' da 'radius gefuna' don kowane aiki mai ƙarfi ko aminci-mahimmancin aikace-aikacen zobe.
