Page:A Treatise on Electricity and Magnetism - Volume 2.djvu/264

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232 Izugbe nha nha. [608.

608.] Anyị ekpebiwo ugbu a mmekọrịta nke onye isi
ọnụọgụ dị iche iche metụtara ihe nhụsianya nke Orsted, Am
pere, na Faraday.  Iji jikọọ ndị a na ihe ịtụnanya akọwara
N'akụkụ mbụ nke akwụkwọ akụkọ a, ụfọdụ mmekọrịta ndị ọzọ bụ
dị mkpa.
Mgbe ike electromotive na-arụ ọrụ n'anụ ahụ, ọ na-emepụta
n'ime ya mmetụta eletrik abụọ, nke Faraday Induction na-akpọ"  na Con
duction, nke mbụ kacha pụta ìhè na dielectrics, na
nke abụọ na ndị nduzi.
N'ime akwụkwọ akụkọ a, a na-eji ihe anyị tụrụ atụ induction static eletrik
akpọwo mgbagharị eletrik, ọnụọgụ eduzi ma ọ bụ vector
nke anyị gosiworo site na 2), na akụkụ ya site na/*, ^, Ji.
Na ihe ndị dị na isotropic, nchụpụ ahụ dị n'otu ntụziaka ahụ
dị ka ike electromotive nke na-emepụta ya, ma dị nhata
ya, ọ dịkarịa ala maka obere ụkpụrụ nke ike a.  Enwere ike igosipụta nke a
site n'usoro i
<r jf fK (Nha nhata nke Eletriki /-en
~ 4^ Ntugharị.)
ebe K bụ ikike dielectric nke ihe ahụ.  Lee Art.  69.
Na ihe ndị na-abụghị isotropic, components /, g>  Ji nke
Ntugharị eletriki 5D bụ ọrụ ahịrị nke akụrụngwa
P, Q, R nke ike electromotive @.
Ụdị nha nha nke nchụpụ eletrik yiri ya
nke nha nha nke omume dịka enyere na Art.  298.
Enwere ike igosipụta mmekọrịta ndị a site n'ikwu na JT bụ, na isotropic
ahụ, ọnụ ọgụgụ scalar, mana n'ahụ ndị ọzọ ọ bụ akara na vector
arụ ọrụ, na-arụ ọrụ na vector (.
609.] Mmetụta ọzọ nke ike electromotive bụ ihe omume.  Nke
iwu nke omume n'ihi na electromotive ike were esta
blished site Ohm, ma kọwaa ya na akụkụ nke abụọ nke a
akwụkwọ, Art.  241. Enwere ike chịkọta ha na nha anya
$ = C ($, (Nha nhata nke omume.) (G)
ebe (bụ ike nke electromotive ike na ebe,
bụ njupụta nke ugbu a nke conduction, components nke
nke bụ p, q, r, na C bụ conductivity nke ihe, nke,
n'ihe banyere isotropic bekee, bụ ihe dị mfe scalar nke ukwuu, ma
na ihe ndị ọzọ na-aghọ linear na vector ọrụ na-arụ ọrụ
na vector (. Enyere ụdị ọrụ a na Cartesian
nhazi na Art.  298.
610.] Otu n'ime isi ihe dị na akwụkwọ akụkọ a bụ nkuzi
nke ọ na-ekwu, na ezi ọkụ eletrik (, ​​na nke na