Answer
Adadin bazara $K$ don magudanar ruwa mai juyi-juyawa Crest-to-Crest an samo shi daga dabarar karkatar da katako wanda aka daidaita don juzu'i mai lankwasa. An siffanta shi da $K = \frac{E b t^3 N^4}{R^3 5.88 n}$, inda $E$ shine ma'auni na elasticity, $ b$ shine kaurin bangon radial, $t$ shine kauri na abu, $ N$ shine adadin raƙuman ruwa a kowane juzu'i, $ R$ shine matsakaicin radius, $n$ shine adadin juyawa. Rashin layin layi yana faruwa da farko a iyakar karkatawar lanƙwasa. A farkon, 'kwankwasa a cikin' tãguwar ruwa a kan saman ma'aurata yana haifar da ƙananan ƙimar farko. Yayin da bazara ke gabatowa 'tsawo mai ƙarfi,' tãguwar ruwa sun fara lallaɓawa suna taɓawa, suna haifar da haɓakar ƙimar. A cikin ingantattun aikace-aikace, injiniyoyi dole ne su lissafta $K_{factor}$ wanda ke daidaitawa don canji a hannun hannu yayin da igiyoyin igiyar ruwa ke motsawa da ƙarfi yayin matsawa.
