Official Answer
Answer
Zobba masu juyi da yawa (yawanci 2-juya ko 3-juyawa) suna ba da wurin riƙewa $360^{\circ}$ ba tare da tazara ba. A cikin aikace-aikace kamar jackhammers ko kayan aikin tuƙi mai nauyi, nauyin girgiza zai iya haifar da zobe mai juyi guda tare da tazarar 'ƙuƙwalwa' ko girgiza daga cikin tsagi. Zane-zanen juyi da yawa yana ba da mafi girma mafi girma 'Stiffness Ratio' kuma yana tabbatar da cewa koyaushe akwai kayan abu a cikin tsagi, ba tare da la'akari da yanayin zobe ba. Ana rarraba kaya akan yadudduka da yawa, wanda ke ƙara yawan yanki mai ƙarfi da juriya na zobe ga 'tasa'.
