<prompt> Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu: Passage: v. Ichi chinodikanwa chinokosha ndicho chinosiyanisa vheteri inopesana nemimwe miviri mitatu yezvinhu zvine zvazvinoreva mumuviri. Somuenzaniso, kana v ichiumbwa ne x, y, uye z-zvikamu zvechimbichimbi, ipapo v inonzi contravariant vector: kana zviyero zvemuchadenga zvakatambanudzwa, zvakatenderedzwa, kana kuti zvakapetwa, ipapo zvikamu zvechimbichimbi zvinoshanduka nenzira imwe cheteyo. Kune rumwe rutivi, somuenzaniso, katatu akaumbwa nehurefu, upamhi, uye kukwirira kwebhokisi re rectangular aigona kugadzira zvikamu zvitatu zvechimwe chinhu chisingaoneki, asi iyi vector yaisazova inopesana, sezvo kutenderera bhokisi hakushanduri kureba kwebhokisi, upamhi, uye kukwirira. Mienzaniso ye contravariant vectors inosanganisira displacement, velocity, electric field, momentum, force, uye acceleration. Mubvunzo: ndezvipi mienzaniso o contravariant vectors  <response>: kusuduruka, kumhanya, munda wemagetsi, simba, simba, uye kumhanyisa. 