Answer
Iyo ugenzuye inteko yananiwe, gutanga urukuta rwibiti bigaragazwa n '' isafuriya 'cyangwa' isunitswe inyuma 'igaragara yikigina ubwacyo, mugihe impeta ishobora kuguma idahwitse ariko ikagoreka. Icyuma cya groove kizerekana ibimenyetso byerekana plastike. Ibinyuranyo, 'Impeta y'impeta' ituma impeta igabanywamo ibice bibiri cyangwa byinshi, akenshi hamwe nindege y '' umucyo 'ku gice cyambukiranya insinga, mugihe igikoni gikomeza kuba gityaye kandi gifite kare. Umusaruro wa Groove urasanzwe mugihe ukoresheje impeta zikomeye mumazu yoroshye (urugero, impeta zicyuma mumazu ya aluminium), mugihe impeta yimpeta ibaho mugihe umutwaro wo gusunika urenze $ \ tau_ {ult} · Agace $ ntarengwa, akenshi bitewe numutwaro utunguranye.