Inotungamirwa, Sainzi
PaRichter scale - zviri kubatsira yaro?
Mumwe nomumwe wedu takanzwa nezvengozi upenyu uye utano vanhu kwepasi. Sezvineiwo, zvizivikanwe nemichina zviridzwa ano vanogona kufanotaura zvichibvira kutanga nokudengenyeka kwenyika, uye vakuru vane mukana azivise voruzhinji raiva nechokuita kutyisidzira, uye mune zvimwe zviitiko kutama naye kubva munzvimbo zvinotarisirwa njodzi. Asi sei kunzwisisa, kuti simba zvichaita chakamira pakunodengenyeka zvine, uye chii vamukuvadze kukonzera? Handiti, kukava nokudengenyeka kwenyika hypocenter (nezvemabatiro goko paNyika), kuti kwacho (pfungwa iri panyika, riri pasi hypocenter), kuwedzera kune pokudengenyeka kwepasi kunokanganisa Kuronga ivhu, uye kunyange zvizivikanwe nemichina kugadzikana zvivako. Mune zvimwe zviitiko, chakamira pakunodengenyeka zvine inogona akanzwa simba, uye mune dzimwe - zvakawanda. Ikozvino kutsanangura simba ivhu oscillation akagamuchira dzakawanda paRichter scale, uye chikwata yakayerwa ane masimba kudengenyeka vakaziva pezvemakuriro.
In kururamisira zvinofanira kucherechedzwa kuti Richter haagari ari laurels ari kukura dzakawanda kwepasi umbirimi akamboona. Rakanga yakataurwa rokuItari musayendisiti Mercalli, uye 30-ies pamusoro XX remakore uye rainzi - ". Mercalli pakafunuka" Chaiva 12 pfungwa (Ungangove, nomuenzaniso pamwe Rating nokukurumidza uye simba nemhepo ine 12-pfungwa pamwero Beaufort). By Mercalli, dukusa kusunda (kuchinyanya 1 pfungwa) Pane vanhu vashoma vari nehanya pasi chakamira pakunodengenyeka zvine, uye akasimba (12 pfungwa) zvinotungamirira kupedza kuparadza zvivako, uye kunyange kuchinja nzvimbo. Mercalli chikero yokudengenyeka kwenyika kupfuura 6 pfungwa anonzi ane simba, tsime pazasi - kusimba. Asi Mercalli scale, kwete nyika yose akashandisa Somuenzaniso, muJapan, kwakasarudzwa kuyera kudengenyeka uri chikoro 7-pfungwa, uye mune dzimwe nyika vakanakidzwa ane 10-pfungwa kwakaita Rossi uye Forel. Nokuuya kwenyika dzepasi pose, pakava nokudiwa kutanga pose kune seismographs yose nyika aigona zvakajeka kutsanangura zvakadini Kusaona ngozi vavakidzani vayo. pamwero uyu, razova zvakajairika munyika, akava paRichter scale.
Pakutanga, mumwe musayendisiti Japanese T. Welat zvinganaka kuyera simba kudengenyeka hurukuro theorem nokukura pakafunuka (mu Latin magnitudo - saizi, ukoshi), izvo kufungawo zvachose simba zvenyika vibrations. American seismograph Ch.Rihter wakatangwa kuti kuyera kwakakura kudengenyeka vanoshandisa logarithm kunonyanyisa oscillation amplitude ivhu (iro rinowanikwa sezvo zvakananga Proportional nokutsauka noruremekedzo kuti tsono seismograph, kuita kutsiura nokuda chinhambwe kubva kwacho). Ndiyo tsanangudzo kwesayenzi hakuiti Chokwadi, mano mugari zvakarurama kutonga sei paRichter scale acharibatsira kuziva ngozi panguva imwe kuuya kwepasi.
MuRussia kwenyika, izvo zvinyorwa chete zvizivikanwe nemichina Mhiko asi kwete vanhu, vanofungidzirwa 1 nguva. Kana cabinet wokutinhira kwamakumbo ndiro, uye pamusoro okumusoro mapuriro zvezvivako vakareba Kuzungunuka chandeliers, ipapo kudengenyeka vanofungidzirwa kuva 4 points. Chokwadi, izvi ndizvo chete zvaanorumbidza mundima, izvo zvinogona kubviswa kwacho mazana mazhinji makiromita, uye paRichter scale pamwe hwakawanda machisi idzi apo neapo. Asi, Russian unhu kuvhunduka simba rakadaro ane inoshanda zvinobatsira kuti anobvumira kugadzirisa zvakarurama chiito mukudengenyeka. Somuenzaniso, kana kusimba zvakaramba 6 pfungwa unofanira kusiya mukamuri (kunyanya pemapuranga uye mukuru-simukai), uye kana izvi hazvibviri, kugara kure nemahwindo uye pedyo yomukati madziro chacho.
Nenzira, pasinei nokuti Richter akaputsa chikero rake 12 points, kudengenyeka kwenyika simba kupfuura, iyo chaichengetwa zviridzwa haana vakapfuura kwakakura 9 points. Yakanga pokudengenyeka kwepasi kumusoro-kumabvazuva India August 15, 1950. Zvakaunza rufu vanhu chiuru, asi pashure pacho akaumba zvikanganiso itsva uye kukundikana, uye pasi rwizi Brahmaputra ruripo kosi.
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