Answer
Mubisabwa aho igipimo cyuburebure bwubusa bivuze diameter ($ H_f / D_m $) kirenga 1.5, isoko yumuraba ikunda guhura kuruhande munsi yumutwaro. Isahani yo hagati cyangwa inkoni y'imbere ikoreshwa mugutanga impande zombi. Fizika isa nugukubita inkingi yoroheje; umutwaro uremereye $ P_ {cr} $ nigikorwa cyimpeshyi ikomera. Gukoresha umurongo ngenderwaho byemeza ko gutandukana bikomeza kuba axial gusa, bikabuza amasoko guhura nurukuta rwa bore kandi bikabyara kwambara nabi cyangwa hystereze yo guterana amagambo.