Ingcindezi Sound media ahlukahlukene

Umsindo imvelo ithakazelisa kakhulu futhi kudingeka siyinake. Ngo ososayensi abaningi isikhathi eside wahlushwa puzzle ehlukene, kancane kancane Ukwambula izimfihlakalo zayo. Thina ngokoqobo sizungezwe imisindo kanye ukuthula ezijulile futhi ngokuphelele kithi njengoba nemvelo, futhi ngezinye izikhathi eziyingozi, kanye nomsindo omkhulu. Kulokhu, amaza omsindo kungathinta izinto ezizungezile futhi abantu, ngezinye izikhathi leli thonya kungaba yingozi futhi eziyingozi, kodwa kwezinye izimo ingasetshenziswa ezinhle. Kuyinto kudingekile kuphela ukuze baqonde ukuthi ingcindezi umsindo.

Umsindo kuwumphumela ekushintshashintsheni izinhlayiya, ukudala amaza omsindo. Ngomqondo othile, la magagasi angabhekwa sikwazi ukuzivuselela, lokho kungaveza kunyakaza ezithile mechanical medium lapho bephumelela. Kuyinto lesi senzo futhi ngokuthi ingcindezi. Umuntu babone ngayo basanguluke, kuba ngezinye izikhathi kakhulu impela eziphathekayo, ukuzizwa ngokugcwele.

Lapho kuqala igagasi umsindo sidlula endaweni ethile, bekuyoba ukukhiqiza kulo ibhekene nengcindezi ngokweqile kubangelwa ithonya ethile Isixwa izinhlayiya. imvelo ngasinye has ingcindezi ayo angaphakathi, amaza omsindo, ngokuvamile asikwazi ukweqa ke.

Sound ingcindezi ezingeni futhi ingcindezi umsindo

Kukhona imiqondo emibili kwencazelo wake kunokudideka, kuba ingcindezi umsindo nokucindezelwa umsindo. Nge umqondo wokuqala kakade esixoxe ngayo ngasenhla - kuyinto ingcindezi elakhiwe endaweni ethile ngesikhathi nokuwela kwawo amaza omsindo. ingcindezi umsindo - ingcindezi olutholwa isihloko, ibekwe ezindaweni we elikhulu umsindo.

Lezi imiqondo ziyefana, kodwa umehluko kuphela lapho kubonakala eyodwa noma omunye mkhuba. Le migomo hhayi kuphela ukuthi buyini ethé ukuhluka kancane, kodwa futhi ezifuywa nomunye ucwaningo lwesayensi kanye emkhakheni yasekhaya.

Sound ingcindezi izici

Njengoba yaziwa, ijubane umsindo ingahluka kuye ngezimo ikakhulukazi kanye nemvelo. Lokhu kufanele kunakwe lapho kuqhutshwa isifundo imihlola ehlukahlukene yokuhlinza, ikakhulukazi uma ingcindezi umsindo ufundwa. Njengoba igagasi umsindo njalo iqhubekela phambili, futhi ingcindezi futhi iyashintsha. Nokho, lolu hlobo ukubaluleka ngokuphazima kweso, ukutadisha i value isilinganiso athathwe.

Isifundo zalesi simo ukuze umqondo esinjalo siholela ngqo, ezingeni ingcindezi umsindo. Sekuyisikhathi eside ososayensi ifinyelele isikali ezithile, okuyinto kuthambekele ekutholweni umthelela umsindo, kanye usongo yayo kokuphakelwa abantu, ukuze kunqunywe ukuthi yiziphi ukusetha i-imitha ingcindezi umsindo.

Ukuze abantu nokukhawulela umsindo level 120 DB, ingcindezi ifinyelela ethile kusho ubuhlungu embundwini ngenhla okungase zenzeka kakade abalimala. Lena umsindo isando iseduze abantu.

Ngezinye 140 dB Umuntu uqala ukuzwa ubuhlungu, kungase kwenzeke ukuhlukumezeka of endlebeni. umsindo okunjalo ingafaniswa lowo uyozizwa umuntu at ibanga 25 amamitha kusukela fighter olundizela phezulu. Kakade 150 dB ukusongela contusion womuntu kanye nokulahlekelwa orientation, umsindo ezifana likhipha Russian rocket UNION 100m. Esinye 10 dB futhi kunomsindo ifaniswe ne shot kusukela isibhamu iseduzane ngokushesha endlebeni yomuntu. ukuhlukumezeka Instant ne Ukubhidliza of endlebeni engaphakathi, contusion.

Uma umuntu bayojabulela umsindo ingcindezi eduze 200 DB, kuyenzeka ukuthi ibulale ngaye, ngoba kulesi simo, kuba elilingana umfutho womoya, okusho ukuthi umuntu kungenzeka ukudabuka semithambo, iphaphu ukulimala, njll 250 dB - ingcindezi umsindo, engaqhathaniswa amandla egagasini ukuqhuma ukushaqeka. A cishe 282 dB kuqhathaniswa ne umfutho womoya eyenziwe kuqhuma ibhomu lenyukliya.