Answer
Gutobora kwangirika bibaho mugihe passiyo yicyuma idafite ingese yamenetse mugace, mubisanzwe na ion ya chloride. Ibi birema umwobo muto ukora nka geometrike yibanda ($ K_t $). Mu mpeta igumana ibintu byikurikiranya byizunguruka cyangwa guhindagurika, guhangayika munsi yumwobo birashobora kurenga umunaniro. Igice gitangirira mu cyobo kandi kigakwirakwira mu bunini bw'insinga. Kuberako kugumana impeta biri munsi ya 'hoop stress' kugirango idashyirwa mumashanyarazi, igikoma giterwa no guhangayikishwa no kwishyiriraho imikorere, biganisha ku kuvunika 'kumeneka nk' 'nubwo ibintu byavunitse.