Official Answer
Answer
Impande yimpera, cyangwa 'groove location' $ Y $, igomba kuba ihagije kugirango ibuze ibikoresho bya shaft kugabanuka munsi yumutwaro. Intera ntarengwa $ Y $ isanzwe ibarwa nka $ Y = \ frac {K P} {D \ pi S_y} $, aho $ P $ ni umutwaro wo gusunika naho $ S_y $ nimbaraga zumusaruro wibikoresho. Kuri porogaramu nyinshi, itegeko ryintoki ni $ Y \ ge 3G $ (inshuro eshatu ubujyakuzimu). Niba impera yimpande ari nto cyane, ibikoresho biri hagati yigitereko nimpera yumutwe biz 'guturika' muburyo bwo kunanirwa gukata, nubwo impeta ubwayo ishobora gutwara umutwaro.
