FormationSayniska

Electricity-Light: Aragtida iyo Practice

Nuur - this magnitude jirka, lagu gartaa ratio dhacdada iftiin ka daadanayo dushiisa si ay meesha. Waxaa la fahamsan yahay in diyaarad dusha sare waa in ay dadab iyo in ay dhidibka light of socodka.

Ka sokow qiimaha nadaafad si toos ah cabbirka aadanaha si xooga iftiin loo isticmaalo xannaanada xoolaha lagu abuurayo a habboon hagaajinta yar, in afgembi kalluunka quraaradda iyo dhirta for beerista of geed-, si uu u sharaxo dabeecadaha qalabka sawiro iyo video, oo ay ku jiraan camera video a socoshada.

ilaha Nuur

Waxaa la og yahay in ay jiraan nalal dabiici ah oo aan dabiici ahayn. Waxay abuurtaa ilaha iftiin ku habboon: waxaa loola jeedaa inuu iftiinka daarmayaay'e dabiiciga ah ee Samada, dabcan, Qorraxda iyo iftiinka ka muuqataa dayaxa. Ilo Artificial - laambadihii kala duwan (laambadihii incandescent, iyo laambadahoodii yaryaraa dheecaan, dhaadheer), screens TV iyo kombiyuutarka.

Maxaa loogu baahan yahay si loo cabbiro illuminance

Nalalka - mid ka mid ah tilmaamayaasha caafimaadka ee ugu muhiimsan, taas oo si toos ah waxay ku xiran tahay caafimaadka dadka. cabiraada iftiin - nidaamka ku jira SanPin (xeerarka nadaafadda iyo caadooyinka), si taxadar leh ka dhigay on par goobta shaqada la cabbir ah heerarka qaylada, gariirka, boodhka iyo wasakhda gaaska.

Dhakhaatiirta ayaa sheegay in in la'aanta ah ee caymiska waxaa weeyaan hoos u dhac ku toosan muuqaal ah, daal, fiirsashada la dhimay iyo guud ahaan wax soo saarka xitaa keeni karaan shil. deficiency xayawaanka, iyo haadda Nuur ayaa sababa xanuunada koritaanka, horumarka xun set of mass ee jirka, luma wax soo saarka (waayo, xayawaanka beeraha) iyo awood u leh inay soo saari.

Sidee iyo waxa unugyada lagu cabbiraa, this tirada jirka

qalab dhanka Electricity-Light waxaa la sameeyaa, oo la yidhaahdo mitirka iftiin, qalab la qaadan karo oo waa nooc ka mid ah photometer ah. taleefannada gacanta-dhamaadka sare Modern ayaa waxaa ka mid ahaa filtarrada. Unit cabbirka Nuur nidaamka caalamiga ah ee unugyada (SI) - Suite, taas oo cabirku yahay 1 mitir ilaa lumen bedka. lumens qiyaasay lacagta ka daadanayo iftiinka. The nidaamka American iyo British shaqaaleeyaan illuminance qiyaaseed unit qiyaaseed sida lumens per cagta square, cag-Candela (degree of Nuur xoogga il light of 1 Candela, u dhaxeyso 1 lug kaga soo dusha sare).

Sidee waa cabbirka nuurka? Tan waxaa loo sameeyaa iyadoo la isticmaalayo meter iftiinka, meter waa in ay ahaadaan ugu danbeysay ee meel siman, ku rid barta doonayo ee qolka. Waayo, dhismayaasha iyo goobaha xoolaha, waxaa jira gaar ah qoray heerarka gobolka in tallaabooyin lagu xakamaynayo meel. Isticmaal tacliin qalabka marka la dalbanayo biiyaha waa in la tixgeliyaa factor attenuation by taas oo sabab u tarmaan. Markaas, qaaciidooyinka kala duwan waxa loo xisaabinayaa ugu yar, celcelis ahaan, Nuur ugu badnaan, iyo sidoo kale saamiga iftiinka dabiiciga ah.

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