74 — 



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 jrpyroMT» MeHLine. MoKpBia BenjecTBa (np ob o^hhkh BTopa- 

 ro KJiacca) ^aioTB h3ï» ce6a MeHBinii hotokb 9JieKTpn~ 

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 tojibko aTa pa3HHu,a ropa3,a;o 6ojrBe saM^Tna y MeTajuiOBt 



CpaBHHTGJIBHO CB MOEpHMH HpOBOflHHKaMH. SSi^Sl^U MGTaJI™ 



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 no KpaîiHeH M'fep'B pa3HHn,a bœ> nymcTax'B, MeTajLiBi 

 KacaioTca Meat^y co6oh, bœ> Teopin He 6epeTca bœ> pac^eTx. 

 IIoTOMy ecjm, npHKacaioTca Meat^y coôoio tojibko jrBa 

 BemecTBa, o,u;ho nepBaro h jrpyroe BTop&ro KJiacca, to 

 He MOJKe'ra npoH30HTH CBOÔojrHaro Te^ema ajieKTpirae- 

 ckoh ûkhjtkocth. TaKï, ecjra MOKpoe .jkhbothog BemecTBO 

 npHKacaeTca bï> ppyx'b tohhbix , b cb o^hopo^hlimt» MeTaji- 

 jiaMB, to ûKHBOTHoe BemecTBO HcnycKaeTï» ajieKTpniecTBO 

 h3ï> o6ohx^ KOHneB^ c^b chjioio, HanpHM'Bp^, z2, a Me- 

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 hhhkb, cepeôpo n MOKpoe t-bjio, h nycTB cepeôpo HSJiHBaeTï, 



BJteKTpn^ieCTBO C r B CHJIOK>=:3, HHHK r B=5, MOKpoe t ki 0—2. 



06pa3yeTca ajieKTpMecKiii noTOKŒ» otï> MOKparo T^jia kb 

 ipHKy ^pesï» cepeôpo, hôo 06a MeTajuia bï. towe Tpfe 

 KacaioTca HaxojjaTca npH6jiH3HTejn>HO b'b paBHOB-Bcin m 



HX'B pa3H0CTB MOJKHO C^HTaTB paBHOH) HyJIK); HO CHJia Bï> 



towb Kacama cepe6pa ct> mokpbimœ» t^jiomï. HHaa, temï» 

 bî> towb Kacama HHHKa ci> mokpbim'b t'ejiomi»." TaKOBa bt> 

 H3Ji05KemH TyMÔojiB^Ta nepBOHa^ajiBHaa Teopia Bojibtbi. 

 Mm bh^hmij, mo BojiBTa npeat^e Bcero oôpaTHJi^ BHHMa- 



