Ukukhanya okukhanyayo kujwayelekile futhi kuyasakazeka

Incazelo yokubonakaliswa okuvamile nokusabalala kokukhanya

Uma ume phambi kwesibuko esiyisicaba , ungabona ukubonakaliswa kobuso bakho. Uma ume onqenqemeni lwesibuko, usabubona ubuso bakho ngemuva kwaso? Ungakuhlola lokhu ngokukhanyisela ithoshi noma into efana naleyo esibukweni. Uma ithoshi liqondiswe ngqo esibukweni, ukukhanya okubonakalayo kungabonakala. Kodwa uma ume onqenqemeni lwesibuko bese ukhanyisela ithoshi esibukweni, ngeke ukubone ukubonakaliswa!

Kwenzeka into ehlukile uma ubona into emini. Izinto ezifana nezincwadi, amatshe, noma amatafula zingabonakala emini ngoba zibonisa ukukhanya kwelanga. Lezi zinto zisebenza njengezibuko enkingeni yangaphambilini. Uma into ibekwa phambi kwesibuko sendiza, ikhombisa ukukhanya kwelanga ebusweni besibuko. Ukukhanya kwelanga (noma isibani ebusuku) okubonakala entweni ebusweni besibuko bese kuboniswa yisibuko emehlweni ethu, okusivumela ukuthi sibone isithombe sento ngemuva kwesibuko. Kwenzeka into ehlukile ngencwadi, idwala, noma itafula. Emini, ukukhanya kwelanga kuboniswa encwadini, okusivumela ukuthi sibone ukukhanya kwelanga. Ebusuku, ukukhanya okuvela esibanini kuboniswa encwadini, okusivumela ukuthi sibone ukukhanya.

FUNDA FUTHI  Isibalo sikaPoiseuille

Umehluko phakathi kwesibuko esiyisicaba nencwadi lapho kuboniswa ukukhanya ukuthi isibuko esiyisicaba siboniswa ukukhanya emehlweni ethu nge-engela ethile, kuyilapho incwadi iboniswa ukukhanya emehlweni ethu nge-engela ezahlukene. Kungani kunjalo? Ukuze uqonde lokhu, qala ufunde ngezinhlobo ezimbili zokubonakaliswa kokukhanya: ukuzindla okuvamile dan ukuzindla okusabalele.

Ukuzindla Okuvamile

 
Ukuzindla okuvamile nokusabalalayo - 1Buka izithombe A no-B. Imicibisholo e-orenji imele imisebe yokukhanya kanti imigqa evundlile empunga imele izibuko eziyisicaba.
Uma ubuso besibuko obuyisicaba bukhanyiswa ukukhanya ku-A, ukukhanya okuboniswa yisibuko akubonakali ku-B futhi kungabonakala ku-C kuphela. Lolu hlobo lokubonakaliswa lwenzeka ngoba ubuso bento buyisicaba futhi bubushelelezi kakhulu kangangokuthi konke ukukhanya kuyakhanya. ukukhanya okuzayo babe i-engeli yokwenzeka dan i-engeli yokuzindla okufanayo. Lolu hlobo lokuzindla lubizwa ngokuthi ukuzindla okuvamile, lapho umthetho wokubonakaliswa kokukhanya usebenza khona ku-ray ngayinye yesigameko kanye ne-ray ebonakalisiwe.

FUNDA FUTHI  Isibonelo semibuzo yamandla adonsela phansi

Ukuzindla Okusakazekile
 
Ukuzindla okuvamile nokusabalalayo - 2Yonke imisebe engenayo iyafana, kodwa uma ibhekwa ngokucophelela, ubuso bento abuyisicaba ukuze yonke imisebe engenayo kanye nemisebe ebonisiwe ibe nama-engeli ahlukene okwenzeka kanye nokubonakaliswa. Lapho ubuso bento bukhanyiswa ukukhanya ku-A, ukukhanya okuboniswa yinto kungabonakala ku-B no-C. Lolu hlobo lokubonakaliswa lubizwa ngokuthi ukuzindla okusabalele noma ukuzindla okusabalele, lapho umthetho wokubonakaliswa kokukhanya usebenza khona esigamekweni ngasinye kanye nemisebe ebonisiwe. Ukukhanya kubonakala kuzo zonke izinhlangothi hhayi ngoba umthetho wokubonakaliswa kokukhanya awusebenzi kodwa ngoba ubuso bento abulingani. Ukubonakaliswa okusabalele kwenzeka ezintweni esingazibona ekuphileni kwansuku zonke njengamatshe, izindlu, izincwadi, omakhalekhukhwini, amakhompyutha, izimoto nokunye. Nakuba ubuso bento efana nencwadi bubonakala buyisicaba, empeleni ngezinga elincane kakhulu ubuso bencwadi abulingani.

FUNDA FUTHI  Kungani izinto eziqinile zintanta phezu kwamanzi

 

Shiya amazwana