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Kawarwarsa na Tufafi

Electrical4u
فیلڈ: Karkashin Kuliya da Dukkana
0
China

Kanunin Iya-iyawa na Kwakwalwa da Tsakiyar Raba

Kanunin ya ce cewa kwakwalwa (E) a matsayin yadda yake a kwallon da ita mai hankali na tsakiyar raba tana iya-iyawar da raba na tsakiyan da take dacewa da wuraren kanunin.


Idan, I shine tsarin jirgin lalace a matsayin na gani.

laws of illumination

Idan akwai wurare da tsarin jirgin lalace I a matsayin na gani. Daga wannan wurar da biyu tsakiyar da suka ci da wurar da shi ne daidai na maza.

A cikin wannan rubutu, biyoyi tsakiyar sun hada da r1 da r2. A matsayin r1 da dA1 shine kafin wata masu sauki. A matsayin dA1, dA2 shine an yi amfani da shi a matsayin r2 tsakiyar.
dA1 da dA2 suna cikin harkokin solid Ω da harkokin tsari na jirgin lalace Φ.
Kafin wata masu sauki dA1 a matsayin r1 ta taba tsari da ke dacewa da kafin wata masu sauki dA2 a matsayin r2 saboda harkokin solid suna daidai.


Duk da harkokin solid don duk kafin wata masu sauki

Kwakwalwa a matsayin


Kwakwalwa a matsayin


Sai, daga tasiri (i) muna samu,


Sai a tasiri (iii),




Wannan ya nuna kanunin iya-iyawa na kwakwalwa da tsakiyar raba.
An fi sani cewa kwakwalwa tana iya-iyawar da raba na tsakiyar da ke dacewa da wurar.
Idan wurar ba zai iya-iyawa, za a iya ƙara wannan wurar da maɗe a matsayin haske da addini da suka haɗa.
Wannan ƙungiya zai iya amfani da shi a duk wurare.

Kanunin Kosaini na Kwakwalwa

Kanunin ya ce cewa kwakwalwa a matsayin yadda yake a kwallon da ita mai hankali na tsakiyar raba tana iya-iyawar da kosaini na harkokin lalace (harkokin da take dacewa da tsakiyar da ke dacewa da wurar da normal na kwallon da ita mai hankali).


Wannan shine tasiri na jirgin lalace na wurar.
Idan, Iθ shine tsarin jirgin lalace na wurar a matsayin na gani, Ɵ shine harkokin da take dacewa da normal na kwallon da ita mai hankali da tsakiyar da take dacewa da wurar da ita mai hankali, da kuma d shine tsakiyar da ke dacewa da ita mai hankali.

laws of illumination

Amma idan wurar ba zai iya-iyawa, ana iya bayyana kanunin kosaini na kwakwalwa a matsayin tsari na jirgin lalace, baa da tsarin jirgin lalace.
Kwakwalwa ko surface density na tsari na jirgin lalace da aka taba da kafin wata masu sauki tana iya-iyawar da tsakiyar da ke dacewa da wurar da harkokin kafin wata masu sauki a matsayin tsakiyar da ke dacewa da tsari na jirgin lalace.
Yawan kwakwalwa tana faruwa idan kafin wata masu sauki ta taba tsari na jirgin lalace da normal na sauraro.
Idan kafin wata masu sauki ta tilta a matsayin harkokin tsari na jirgin lalace, kwakwalwa ko flux density a kafin wata masu sauki tana rage. Wannan zai iya samun fahimta da biyu haka.

  1. Kafin wata masu sauki (δA) ba zai iya taba duk tsari na jirgin lalace da shi ta taba tun, saboda haka kwakwalwa tana rage.

  2. Idan kafin wata masu sauki (δA) yana ƙara, kwakwalwa

    tana rage.

laws of illumination

Don halin (1) idan kafin wata masu sauki δA ta tilta da harkokin Ɵ, adadin tsari na aka taba δA shine


Saboda haka tsari da aka taba da δA tana rage da kasuwanci cosƟ.
Sai kwakwalwa a δA shine


Don halin (2) idan duk tsari na aka taba da kafin wata masu sauki δA’ :


Saboda haka kwakwalwa tana faruwa


Dubuwa na biyu waɗanda suka faruwa suna haɗa da

Bayanai: Rabta na babban, rubutu mai gaskiya za'a iya sharea, ido da take fitowa za'a yi shiga don ɗaukan.

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