Official Answer
Answer
Niba impeta izenguruka iticaye neza muri ruhago, igenzura rya mbere ni 'Groove Diameter' na 'Ubugari bwa Groove.' Impeta ya spiral yagenewe kugira radiyo yihariye. Niba igikoni ari gito cyane (diameter nini cyane imbere cyangwa ntoya cyane hanze), impeta 'izafatwa.' Ikindi kibazo gikunze kugaragara ni 'guhinduranya' impeta cyane; niba impeta yarashyizweho intoki ukoresheje icyerekezo kizenguruka kandi iherezo ntirishobora 'gufatirwa' ahantu, rishobora kumanikwa kumpera. Ba injeniyeri bagomba kugenzura ko groove idafite burrs kandi ko 'diameter yubusa' impeta ari byo. Ku mpeta y'imbere, niba impeta yarasezeranye cyane mugihe cyo kuyishyiraho, irashobora gufata umurongo, igabanya umuvuduko winyuma kandi ikayirinda kwaguka rwose.
