Menene zango

Jikin fašakarwar a wani na roba matsakaici, Halicci tashin hankali da ake daukar kwayar cutar daga daya batu zuwa wani, da ake kira da kalaman. Wannan ya faru a wasu kudi, wanda aka dauke gudun ta baza. Wannan shi ne wani darajar da cewa characterizes nesa tafiya da wani batu na cikin kalaman da naúrar tsawon lokaci.

Bari da kalaman motsa tare daya axis (msl, a kwance). Its siffar an maimaita a sarari a kan lokaci, t. E. A kalaman profile motsa tare da yaduwa axis da gudu ciwon m darajar. A kan lokaci ya yi daidai da lokacin da oscillation, ta gefe gudun hijira a nesa, ake magana a kai a matsayin zango.

Saboda haka, da zango - guda nesa, wanda "runs" na gaba a lokacin tazarar lokaci daidai lokacin da oscillation. Don ganin da kalaman a cikin nau'i a cikin abin da aka yawanci aka nuna a cikin Figures. Dukanmu mun tuna da look, misali, teku igiyar ruwa. Wind koran su tare da teku, da kuma kowane kalaman yana da wani dagi (high batu) da mafi ƙasƙanci batu (a kalla), da kuma wadanda kuma wasu suna kullum motsi da kuma canza juna. Points kwance a daya lokaci, - da vertices na biyu m crests (Lura wani zato cewa ridges da wannan tsawo da kuma motsi ne a akai gudun), ko biyu mafi ƙasƙanci da maki daga m taguwar ruwa. Zango - shi ne daidai da nisa tsakanin wannan da maki (biyu m crests).

A cikin nau'i na raƙuman ruwa za su iya yada duk wani nau'i na makamashi - zafi, haske, sauti. Su duk da daban-daban tsawo. Alal misali, wucewa ta cikin sararin sama, da sauti tãguwar ruwa dan kadan canza iska matsa lamba. Categories dace da Maxima na matsakaicin matsa lamba na karar kadawar sauti. Saboda da tsarin, da mutum kunne Picks sama wadannan canje-canje a matsa lamba da kuma aika sakonni zuwa kwakwalwa. Kamar wancan muka ji sauti.

sauti kalaman tsawon kayyade da kaddarorin. Don samun shi dole kalaman gudun (auna a m / sec) raba da mita a Hz. Misali: mita 688 Hz sauti kalaman motsa a wani kudi na 344 m / sec. A zango ne zai kasance daidai to 344: 688 = 0.5m da aka sani cewa kalaman gudu a cikin wannan yanayi ba ya canza, saboda haka, ta tsawon zai dogara ne a kan mita .. Low-mita sauti taguwar ruwa da zango fiye high.

Wani misali na wani bambancin da electromagnetic radiation iya zama a matsayin wani haske kalaman. Light - ɓangare na electromagnetic bakan, da bayyane zuwa ga ido. A zango na haske da cewa mutum ido iya gane, a cikin kewayon daga 400 zuwa 700 nm (nanometers). A ko dai gefen gani kewayon bakan karya da filin, ba kai mu ido.

Ultraviolet taguwar ruwa da tsawon kasa da tsawon da bayyane bakan. Yayin da mutum ido ba zai iya ganin su, amma, duk da haka, za su iya haifar da babban lahani ga gannai.

A zango na infrared radiation mafi girma daga matsakaicin tsawon cewa za mu iya gani. Wadannan tãguwar ruwa suna kama da musamman kayan aiki da kuma ake amfani da, misali, a dare hangen nesa kamara.

Daga cikin haskoki samuwa ga hangen nesa, da karami tsawon na katako yana da wani Violet launi, babbar - ja. Tsakanin su ta'allaka da dukan kewayon samuwa view (tuna da bakan gizo!)

Ta yaya muka gane launi? Rays haske da ciwon ajali tsawon, fada a kan haske a jikin, da ciwon wani haske-m rabe. Wadannan rabe aika sakonni kai tsaye a cikin kwakwalwarmu, inda abin mamaki na wani launi da aka kafa. Mene ne launi mu gani - ya dogara a kan zango na aukuwa haskoki, kuma kwarjinin da launi abin mamaki ne m da tsanani da radiation.

Dukkanin abubuwan dake kewaye da mu suna da ikon yin tunãni, aika da ko sha aukuwa haske (cikakken ko partially). Alal misali, foliage kore nufin cewa dukan kewayon da nuna haskoki ne yafi kore a cikin launi, sauran suna tunawa. M abubuwa da hali ya jinkirta da watsi da wani tsawon cewa an yi amfani da, misali, a cikin hoto (amfani photo tace).

Saboda haka, launi na wani abu ya gaya mana ikon yin tunãni cikin tãguwar ruwa na wani ɓangare na bakan. Abubuwan da cewa daidai da dukan bakan, mu gani fari, mamaye duk haskoki - black.