Mapangidwe, Sayansi
Sound kuthamanga pa TV zosiyanasiyana
Kulira kwa chilengedwe ndi chidwi kwambiri ndi kuliganizira. Mu asayansi ambiri kwa nthawi yaitali analimbana ndi masamu osiyana, pang'onopang'ono ikutulukira ake. Ife kwenikweni atazunguliridwa ndi phokoso ndiponso zozama ndipo mtheradi chete kwa ife monga chilengedwe ndi zina zoipa, komanso kulira mokweza. Pankhaniyi, mafunde phokoso zingakhudze zinthu ozungulira ndi anthu, nthawi zina zochita zingakhale zowopsa ndi zoipa, koma nthawi zina zikhoza kugwiritsidwa ntchito zabwino. Ndikofunikira kumvetsetsa zimene phokoso kuthamanga.
Phokoso chifukwa cha kusinthasintha particles kupanga mafunde phokoso. M'njira zina, mafunde awa tinganene kuti ndinapirira, iwo zingabweretse ena makina kunjenjemerako sing'anga kudzera limene pochitika. Ndi zimenezi ndipo anaitana kuthamanga. Munthu angazindikire ndi maso, nthawi zina ndi chogwirika ndithu, kumva bwino lomwe.
Pamene kulira yoweyula umadutsa malo ena, izo zikanakhala kupanga mmenemo ndi kuthamanga owonjezera chifukwa cha zochita za makamaka particles akututuma. Aliyense malo ali mkati yake kuthamanga, ndipo mafunde phokoso, kawirikawiri akhoza musalumphe izo.
Sound kuthamanga mlingo ndi kuthamanga phokoso
Pali mfundo ziwiri mu tanthauzo la mudzakhale pali chisokonezo ndi phokoso kuthamanga ndi kuthamanga phokoso. Ndi lingaliro loyamba Takambirana kale pamwambapa - ndi kuthamanga kwaiye mu chilengedwe makamaka pa ndimeyi kudzera phokoso. phokoso kuthamanga - kuthamanga anakumana ndi nkhaniyo, anaika mu zone ya kulira mokweza.
mfundo ziwirizi ofanana, koma kusiyana kokha ndi kumene zikuoneka imodzi kapena chodabwitsa china. mawu awa osati mwatchutchutchu yosiyaniranapo, koma iwo ali zimaŵetedwa kwa wina ndi mnzake mu umboni komanso dera zoweta.
makhalidwe Sound kuthamanga
Monga amadziwika, liwiro phokoso zingasiyane malingana ndi udindo makamaka ndi chilengedwe. Izi ziyenera Nkhani kuphunzira zochitika zosiyanasiyana, makamaka pamene kuthamanga phokoso amaphunzira. Popeza phokoso limayendera zonse zoyenda, ndi kuthamanga ndi zimasintha. mtundu uwu mtengo yomweyo Komabe, kafukufuku wa phindu avareji atengedwa.
Kuphunzira zodabwitsazi amatsogolera mwachindunji Mfundo yoteroyo, monga mlingo wa kuthamanga phokoso. Asayansi yaitali anafika lonse, amene ali zochokera mu mtima amadza chifukwa cha phokoso, komanso kuopseza ake kuthekera kwa anthu, kudziwa adzaika phokoso kuthamanga mita.
Pakuti anthu kuchepetsa mlingo phokoso ndi 120 DB, kuthamanga ikufika ena zikutanthauza ululu pakhomo pamwamba omwe angagwe kale anavulala. Ichi ndi kulira kwa nyundo umakhala pafupi anthu.
Pa 140 DB munthu amayamba kubva kupha, izo zikhoza kuchitika zoopsa za khutu lamkati. phokoso akhoza poyerekeza ndi amene adzamva munthu amene ali pa mtunda wa mamita 25 kuchokera womenya likuchuluka. Kale 150 DB zingasokoneze contusion anthu ndi imfa lathu, phokoso ngati limatulutsa Russian roketi UNION 100m. Wina 10 DB ndi mlingo phokoso angafanane ndi kuwombera mfuti mu moyandikana mwamsanga kwa khutu la munthu. mwakayakaya Instant ndi kuphwasula wa khutu mkati, contusion.
Ngati munthu adzakumana ndi phokoso kuthamanga pafupi 200 DB, zingakhale koopsya kwa iye, chifukwa mu nkhani iyi, izo zimakhala wofanana kuthamanga mumlengalenga, kutanthauza kuti munthu akhoza kuchitika mtima chophukacho, kuvulala m'mapapo, etc. 250 DB - kuthamanga phokoso, zokhala ndi mphamvu yoweyula kuphulika mantha. A pafupifupi 282 DB poyerekeza ndi mpweya kwaiye bomba la nyukiliya.
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