WZW Impeta ya spiral yagumanye impeta
Impeta yumuzingi nimpeta igumana impeta muburyo bwa axial waves. Ninkaho bisanzwe bigumana impeta yongeyeho compression yibiranga. Indishyi kuburebure muri rusange kwihanganira ibice byegeranye mugihe bigikora nkimpeta igumana. Bimaze guterana, impeta yumuraba izagabanya ubunebwe no kunyeganyega.