SamuwarKimiyya

Electric cajin

All jikuna an hada da basa kankanin barbashi kira na farko. Suna da taro, kuma suna iya jawo hankalin juna. Bisa ga doka na gravitation, a lokacin da nesa tsakanin barbashi ne m karfi gwada da rage-rage sannu a hankali (da shi ne inversely na gwargwado ga square na nesa). A ƙarfi daga cikin hulda da barbashi mafi girma daga cikin karfi nauyi. Wannan hulda da ake kira "wutar lantarki" da kuma barbashi - caje.

Hulda da barbashi kira solenoid. Shi ne halayyar da rinjaye na firamare barbashi. Idan shi ba daga gare su, sa'an nan magana game da rashi na cajin.

Electric cajin kayyade mataki na tsanani da electromagnetic hulda. Yana da wani muhimmanci halayyar na farko barbashi wanda ya kira da hali. Kaddamarda da haruffa "q" ko "Q".

Macroscopic misali guda ɗaya na wutar lantarki ba ya wanzu, haifar da shi kamar yadda shi ne ba zai yiwu saboda da makawa yayyo. A atomic kimiyyar lissafi, naúrar shan cajin wani electron. The International System of Units aka kafa ta amfani da yanzu. Cajin a daya wuya (1 C) ya nuna cewa shi ya wuce a halin yanzu na 1 A for 1 biyu ta hanyar da shugaba sashe. Wannan shi ne quite a high cajin. Kananan jiki a fadi ba shi yiwuwa. Amma a cikin tsaka tsaki shugaba a tashin a cikin 1 C cajin ne quite real.

Electric cajin ne scalar jiki yawa wanda characterizes da ikon na barbashi ko jikinsu shiga cikin electromagnetic karfi hulda tsakanin su.

A cikin nazarin da hulda ne wani muhimmin ra'ayi na ma'ana cajin. Yana da wani cajin jiki, wanda girma ne sosai fiye da karami da nisa daga shi zuwa kallo batu ko wasu caje barbashi. Lokacin da biyu batu zargin jerawa fi yawa da su mikakke girma.

Barbashi da m zargin protons - tabbatacce, electrons - korau. Wadannan alamu (da kuma debe) daidai da ikon na barbashi don a janyo hankalin (tare da daban-daban ãyõyi) da kuma fara (a kalla daya). A yanayi, da kyau da kuma korau Manuniya an biya diyya juna.

A wutar lantarki barbashi ne guda a cikakkar darajar, ko da kuwa ko shi ne tabbatacce a matsayin proton, ko korau, a matsayin electron. A m cajin da aka ce ya zama na farko. Suna da duk na cajin barbashi. Raba da wani ɓangare na barbashi ta cajin zai yiwu ba. A m darajar aka ƙaddara gwaje.

Electric cajin da kuma da kaddarorin za a iya auna yin amfani da wani electrometer. Ya kunshi juyawa a kusa da wani kwance axis na karfe sanda da kuma kibiyoyi. Idan sanda a taba lallai cajin Wand, da kibiya deflected da wani kusurwan. Wannan shi ne saboda da cajin rarraba kan arrow da kuma mashaya. Juya kibiya saboda da karfi na tunkuxe. By kara cajin ƙaruwa da kuma kwana na sabawa daga tsaye. Wannan shi ne, shi ya nuna darajar da cajin cewa yana daukar kwayar cutar sandunansu electrometer.

Akwai da wadannan kaddarorin da wutar lantarki. Suna iya zama tabbatacce ko korau (bazuwar selection na lakabi), wanda jawo hankalin, kuma sunã tunkuɗe. The zargin za a iya canjawa wuri ta lamba daga juna jikinsu. Daya jiki a daban-daban yanayin iya daban-daban zargin. An muhimmanci alama ne mai hankali, wanda yake nufin wanzuwar da karami, duniya cajin, wanda ke ninkin daidai Figures na wani jikin. A cikin rufaffiyar tsarin da algebraic Naira Miliyan Xari da duk irin zargin da haƙuri. A yanayin da zargin daya alama bai taso da bace lokaci guda.

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