Formation, Sayniska
Waa maxay duurka ku magnetic iyo sababta ay tahay in aadanuhu
Malaha ma nin ugu yaraan hal mar uma iman in su'aasha ah ee madaxa in sida beer magnetic. In ay taariikhda isku dayeen in ay sharxaan quirks Uubo aether ee meelaha ku duugan, monopoles magnetic, iyo kuwo kale oo badan.
Waxaynu wada ognahay in magnet-haysta kasta oo kale oo la sida ulaha kada ah oo ka duwan - jiitay. ciidanka Tani waxay noqon doontaa
magnitude ee shayga lagu bartay waxaa lagu go'aamiyaa ciidanka oo magnet ah waxaa soo jiitay in kale ama in birta. Iyadoo la raacayo, ee ka sii weyn soo jiidashada, weyn ee beerta ku. Ciidamada la qiyaasi karin oo isticmaalaya caadiga qolfo leh farsamo, waayo, tan waxaa la dhigayaa hal dhinac oo cad yar oo bir ah, iyo kan kale - miisaanka loogu talagalay in lagu dheelli ah ciidamada of jiidashada ee biraha si magnet ah.
Waayo, faham badan oo sax ah ee maaddo waa baran guryaha duurka magnetic:
- Waxaa ahbaa korontada
hadda, i.e. dhaqaaqin eedeeyay; - ogaado in raadka ay hadda korontada,
- Waxaa jira madax bannaan aqoon u of our iyo annagoo ka.
Waa maxay duurka ku magnetic of aadanaha ah?
Mar la weydiiyay oo ku saabsan xaqiiqada ah in sida beer magnetic, waxaa haboon leh in ay tahay in aadanuhu. Dhammaadkii 1960-kii, horumarinta degdegga mahad waxaa la aasaasay qalab physics qiyaaso "xayawaan badeed". Its tallaabo waxaa sabab u ah sharciyada ifafaale galmada. Waxa uu ka dhigan element a shidma magnetometer loo isticmaalo daraasadda duurka magnetic iyo
"Xayawaan" ahaayeen degdeg ah oo ku filan si ay u isticmaalaan inay ku qiyaasto beeraheedii, kaas oo dhab ahaan by noolaha iyo, dabcan, nin. Tani waxay dar dar geliyay horumarinta goobaha cusub oo waxbarasho oo ku salaysan fasiraadda macluumaadka bixisey by qalab noocan oo kale ah. jihada Tan waxa loo yaqaan "biomagnetism".
Waa maxay sababta loo isticmaalo in loo go'aamiyo in sida beer magnetic, oo aan ku soo sameeyay ee ku yaala goobahan? Waxaa soo baxay in ay tahay mid aad u daciif ah in noolaha, iyo cabbirka waa hawl adag jirka. Tan waxa u sabab joogitaanka tiro badan oo buuq magnetic ee deegaanka. Sidaa darteed, jawaabta su'aashan ee waxa berrinka magnetic aadanaha, oo Akhriya aan isticmaalka tallaabooyin gaar ah ilaalinta waa uun suurto gal ahayn.
Qiyaastii jirka sida "HALO" nool dhacdaa, waayo, saddex sababood oo waaweyn. Waa midda koowaade, inay dhibco Madbacada qaranka muuqashada sidii natiijo ah oo hawlaha koronto ee xuubka unug mahad. Second, ay sabab u tahay jiritaanka Qurub ganaax ferromagnetic ama soo dhacay si kama dawadu jidhka. Saddexaad, markuu duurka ku magnetic dibadda superimposed waa la helay nuglaato inhomogeneous xubnaha kala duwan, kuwaas oo ay xumeeyaan gudbikaraa superimposed.
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