Nguva uye kupi Magnet Inowanikwa

Iyo magineti haina kugadzirwa nemunhu, asi yakasikwa magineti zvinhu.VaGiriki vekare neChinese vakawana dombo remagineti remusikirwo

Inonzi "magnet".Iro rudzi rwedombo rinokwanisa kusveta zvimedu zvidiki zvesimbi uye rinogara rakanongedza kudivi rimwe chete mushure mekudzungaira chero.Vafambisi vezvikepe vekare vaishandisa magineti sekambasi yavo yekutanga kutaura kwavaienda kugungwa.Wekutanga kuwana nekushandisa magineti anofanira kunge ari chiChinese, ndiko kuti, kugadzira "kambasi" ine magineti ndechimwe chezvigadzirwa zvina zvikuru zveChina.

Munguva yeHondo dzeNyika, madzitateguru eChinese akaunganidza ruzivo rwakawanda mune izvi zvemagineti chiitiko.Pavaiongorora iron ore, vaiwanzosangana nemagnetite, kureva, magnetite (inonyanya kuumbwa neferric oxide).Zvakawanikwa izvi zvakanyorwa kare kare.Izvi zvakawanikwa zvakatanga kunyorwa muGuanzi: "pane magineti pagomo, pane goridhe nemhangura pasi payo."

Mushure mezviuru zvemakore ebudiriro, magineti yave chinhu chine simba muhupenyu hwedu.Nekugadzira ma alloys akasiyana, maitiro akafanana anogona kuwanikwa seaya magineti, uye simba remagineti rinogona kuvandudzwa.Munhu akagadzira magineti akaonekwa muzana remakore rechi18, asi maitiro ekugadzira magineti akasimba ainonoka kusvika pakugadzirwa kwe.Alnicomuma1920.Zvadaro,Ferrite magnetic zvinhuYakagadzirwa uye yakagadzirwa muma1950 uye magineti epasi asingawanzo (kusanganisira Neodymium neSamarium Cobalt) akagadzirwa muma1970.Parizvino, iyo magineti tekinoroji yakagadziridzwa nekukurumidza, uye yakasimba magineti zvinhu zvakare inoita kuti zvikamu zviwedzere kuita miniaturized.

Iyo Magnet Inowanikwa riini

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Nguva yekutumira: Mar-11-2021