MapangidweSekondale ndi sukulu

Chinyezimiritso cha kuwala. Lamulo la chinyezimiro cha kuwala. Total chinyezimiro cha kuwala

Ena malamulo a sayansi n'zokayikitsa popanda kugwiritsa ntchito zinthu zooneka. Izi sizikhudza onse a kuwala mwachizolowezi kugwa pa zinthu zosiyanasiyana. Choncho pa malire pakati pa TV awiri, pali kusintha motsogozedwa kuwala kuwala, ngati malire ichi chiri chachikulu kwambiri kuposa timaganiza. Pamene zimenezi zimaonekera kuwala kumachitika pamene gawo la mphamvu zake kumbuyo mu sing'anga choyamba. Ngati gawo la cheza ndi kudutsa malo osiyana, ndi refraction awo. Mu sayansi, otaya kuwala mphamvu zinachitika pa malire pakati pa TV awiri osiyana, wotchedwa zinachitika, koma amene akubwera kumbuyo kwa iye mu malo oyamba - akusonyeza. Ndi malo ake kunyezimira izi amasonyeza malamulo a kusinkhasinkha ndi refraction kuwala.

mawu

Mbali pa chochitika mtengo ndi mzere perpendicular kwa mawonekedwe a media ziwiri, anachira mtsinje mpaka zochitika za mphamvu ya kuwala amatchedwa mbali ya zochitika. Pali chizindikiro china chofunika. Izi ngodya chinyezimiritso. Kumachitika pakati pa ray zimaonekera ndi mzere perpendicular, yafupika mfundo zake za zochitika. Kuwala akhoza kufalitsa mu mzere wolunjika yekha mu chilengedwe chogwirizana. media osiyana m'njira zosiyanasiyana kuyamwa ndiponso kuonetsa umuna kuwala. reflectance mtengo amatchedwa amakhala ndi reflectivity zakuthupi. Izo zikusonyeza mmene kuwala cheza kubweretsa mphamvu pamwamba pa sing'anga adzakhala mmodzi kuti adzatenga ake ku cheza potengera. chiŵerengero Izi zimadalira zinthu zingapo, mwa zofunika kwambiri ndi mbali ya zochitika ndi zikuchokera cheza cha. Total chinyezimiro cha kuwala kumachitika pamene timam'konda chinthu kapena thunthu ndi pamwamba chimawala. Mwachitsanzo, izi zimachitika pamene kugunda cheza pa filimu zonyalazo Mercury madzi ndi siliva anakaika pa galasi. Total chinyezimiro cha kuwala pa mchitidwe kumachitika nthawi zambiri.

malamulo

Malamulo a kusinkhasinkha ndi refraction kuwala anali kukonza ndi Euclid akadali m'ma III. BC. e. Onsewo akhazikitsidwa experimentally ndi mosavuta zikutsimikiziridwa ndi mfundo mwangwiro zojambula za Huygens. Malinga ndi mfundo imeneyi umasinthasintha sing'anga amene akubwera perturbation akuimira gwero la mafunde sekondale.

Lamulo loyamba chinyezimiro cha kuwala: zinachitika ndi kuganizira mtengo ndi mzere perpendicular kwa malire pakati pa TV anachira mu zochitika mfundo ya mtengo kuwala imakonzedwa mu ndege imodzi. Pa akunyezimiritsa pamwamba ndege yoweyula yoweyula pamwamba omwe ali n'kupanga.

lamulo lina limanena kuti ngodya za kulingalira wofanana mbali ya zochitika za kuunika. Ichi ndi chifukwa iwo ndi malangizo matanthauzo perpendicular. Pogwira mfundo za kufanana kwa Triangles, ndizoonekeratu kuti mbali ya zochitika wofanana mbali za kulingalira. Ndi zovuta kutsimikizira kuti pogona mu ndege yomweyo perpendicular kwa mzere, anachira mwa mawonekedwe TV pa nsonga ya zochitika. malamulo ofunika lotani kwa kuwala kwa iwowo. Chifukwa reversibility wa mphamvu mtengo pochulukitsa tikuyenda pa njira ya kusinkhasinkha, adzakhala kuganizira njira zimene zinachitika.

Katundu kuwalitsa matupi

Ambiri a zinthu okha kusonyeza chochitika kuwala mtengo pa iwo. Komabe, iwo si gwero la kuunika. Chabwino thupi linawala kuoneka bwino bwino mbali zonse, kuyambira cheza potengera pamwamba ndi kuwabalalitsa mu madera osiyana. zodabwitsazi amatchedwa kuti akakufunsani (anamwazikana) chinyezimiritso. Kumachitika pamene kuwala padziko aliyense akhakula. Kudziwa njira ya mtanda anasonyeza m'thupi pa ndege yake zochitika ikuchitika zokhudza pamwamba. Ndiye, ndi ulemu kwa nyumbayi izo kumathandiza kupeza ngodya zabwino za zochitika ndi kusinkhasinkha.

akakufunsani reflectance

Only chifukwa cha kuli anamwazikana (akakufunsani) chinyezimiro cha mphamvu ya kuwala, timasiyanitsa pakati pa zinthu zimene sangathe emitting kuwala. thupi aliyense adzakhala kwathunthu wosaoneka kwa ife, ngati kupezeka kunyezimira adzakhala ziro.

Akakufunsani chinyezimiro cha mphamvu ya kuwala sayambitsa kusapeza anthu mu maso. Izi zimayambira pa mfundo yakuti si onse kuwala amagwanso chilengedwe pachiyambi. Choncho chisanu umalimbikitsa pafupifupi 85% cheza kuchokera pepala woyera - 75%, chitsime cha wakuda suwedi - 0.5 okha%. Pamene kuwala zimaonekera ku osiyana akhakula pamalo matabwa akuuzidwa mosintha mu limodzi. Malinga mmene ya kali kuonetsa kunyezimira kuwala amatchedwa Mat kapena galasi. Komabe, mfundo izi ndi wachibale. Pamwamba Zingakhalenso specular ndi matte pa adziwana dzulo nkhani kuwala. Pamwamba kuti wogawana umabalalitsa mitanda madera osiyana, amaona mwamtheradi matte. Ngakhale chikhalidwe cha zinthu izi pali aang'ono, pafupi kwambiri ndi unglazed zadothi, matalala, pepala kujambula.

specular chinyezimiro

Specular anasonyeza matabwa kuwala isiyana ndi mitundu ina mu milimo kugwa mphamvu kumtunda yosalala pamwamba pa ngodya anakonzeratu zikugwirizananso ndi njira imodzi. zodabwitsazi ndi bwino kuti onse amene anali nawo poyamba galasi cheza cha kuwala. Pankhaniyi ndi kuwalitsa pamwamba. Kuti gulu uli, ndi matupi ena. Kuwalitsa (kuwalitsa) pamalo monga onse zinthu optically yosalala ngati miyeso ya inhomogeneities ndi asperities pa iwo ndi osakwana 1 micron (musalumphe ukulu wa timaganiza kuunika). Pakuti pamalo zonsezi ndi zifukwa malamulo a chinyezimiro kuwala.

Poganizira kuwunika kuchokera pamalo osiyana mirroring

Luso amagwiritsa ntchito kalilole n'njokhota ndi pamwamba kuwalitsa (ozungulira kalirole). zinthu zimenezi ndi matupi ndi mawonekedwe a mbali ozungulira. Kufanana kwa kunyezimira ngati chithunzithunzi cha kuwala kochokera pamalo amenewa anawawidwa mtima kwambiri. Pankhaniyi, pali mitundu iwiri ya kalirole:

• concave - awonetsere kuwala padziko lamkati la gawo ozungulira, amatchedwa kusonkhanitsa, kuyambira kufanana matabwa kuwala Atasinkhasinkha mwa iwo anasonkhana pa nthawi ina;

• otukukira kunja - kuonetsa kuwala padziko akunja, ndi matabwa kufanana omwazika m'mbali, galasi otukukira kunja ndi wotchedwa kubalalika.

Mungasankhe chinyezimiro cha kuwala kuwala

Mtengo zinachitika pafupifupi ikufanana pamwamba, pang'ono wokhudza ake, ndipo kenako zimaonekera mwa kwambiri ngodya obtuse. Ndiye iwo akupitiriza njira pa njira yodutsamo otsika kwambiri Chilwa maximally pamwamba. Mtengo zinachitika pafupifupi vertically zimaonekera pa makona pachimake. Malangizo a mtanda anasonyeza kale pafupi njira ya chochitika mtengo, umene mokwanira complies ndi malamulo a sayansi.

refraction kuwala

Poganizira ndi yogwirizana zochitika zina za Optics geometrical, monga refraction ndi okwana chinyezimiro mkati. Nthawi zambiri, kuwala umadutsa malire pakati pa TV awiri. The refraction kuwala ndi kusintha malangizo cheza cha kuwala. Kumachitika pamene amapatsirana sing'anga wina ndi mzake. Refraction wa kuunika dongosolo awiri:

• mtengo adapyola malire pakati pa TV, lili ndege wakupambana mwa perpendicular pamwamba ndi chochitika mtengo;

• mbali ya zochitika ndi refraction umanena.

Refraction nthawi zonse limodzi ndi chinyezimiro cha kuwala. Kuchuluka kwa mphamvu zimaonekera ndi refracted matabwa a cheza ndi chochitika mtengo mphamvu. mwamphamvu awo wachibale zimadalira kugawanika kuwala mu chochitika mtengo ndi chochitika njingayo. Pa malamulo a refraction kuwala zochokera chipangizo zipangizo zambiri kuwala.

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