mexanikvaelektromagnit tebranishlar

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mm_15 mexanik va elektromagnit tebranishlar 5 - ma'ruza fizika kafedrasi 2024 1 ma'ruza rejasi tebranma jarayonlar to'g'risida tushuncha. garmonik tebranishlarning kinematikasi va dinamikasi. tebranishlarni skalyar va vektor qo'shish. fizik, matematik, prujinali mayatniklar va tebranish konturi. garmonik tebranishlarning energiyasi. 2 kolebaniya nazivayutsya svobodnimi (ili sobstvennimi), esli oni sovershayutsya za schet pervonachalno soobshennoy energii, bez dalneyshego vneshnego vozdeystviya na kolebatelnuyu sistemu. kolebaniya nazivayutsya vinujdennimi, esli oni proisxodyat pod deystviem periodicheski izmenyayusheysya vneshney sili. ponyatie o kolebatelnix protsessax kolebaniyami nazivayutsya dvijeniya ili protsessi, kotorie obladayut opredelennoy povtoryaemostyu vo vremeni. 3 garmonik tebranishlar garmonik tebranishlarda tebranuvchi kattaliklar vaqt o'tishi bilan sinus yoki kosinus qonuniyatlariga bo'ysungan holda o'zgararadi. garmonik tebranishning tenglamasi a – tebranish amplitudasi – tebranuvchi kattalikning maksimal qiymati - doiraviy yoki tsiklik chastota. 4 tebranish davriga teskari bo'lgan kattalik, birlik vaqt ichidagi to'la tebranishlar sonini belgilaydi va u tebranishlar chastotasi deb ataladi tebranish fazasi berilgan vaqt momentidagi tebranuvchi kattalikning qiymatini belgilaydi. φ — …

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 burchak tezlik bilan aylanadigan bo'lsa, u vaqtda vektorning x o'qiga proektsiyasi quyidagi qonun bo'yicha tebranadi: 7 mexanik garmonik tebranishlar ko'chish: tezlik: tezlanish: tezlik va tezlanishlarning amplitudalari quyidagichadir tezlik fazasi ko'chish fazasidan  /2 ga farq qiladi, tezlanish fazasi ko'chish fazasidan  ga farq qiladi 8 m massali tebranayotgan moddiy nuqtaga ta'sir etuvchi kuch moddiy nuqtaga ta'sir etuvchi kuch moddiy nuqta ko'chishiga proportsional va ko'chishga teskari tomonga (muvozanat nuqtasiga) yo'nalgandir 9 garmonik tebranayotgan moddiy nuqtaning energiyasi to'la energiya o'zgarmasdan qoladi, vaqt o'tishi bilan faqat kinetik energiya potentsial energiyaga o'tadi va teskarisi sodir bo'ladi. kinetik energiya potentsial energiya 10 garmonik ostsillyatorlar tebranishi quyidagi differentsial tenglama bilan ifodalanadigan tizimlar garmonik ostsillyatorlar deb ataladi prujinali mayatnik matematik mayatnik elektr tebranish konturi fizik mayatnik 11 prujinali mayatnik ishqalanish kuchi hisobga olingandagi harakt tenglamasi r – qarshilik koeffitsienti prujinali mayatnik – yuqori tarafi qo'zg'almas etib qotirilgan spiralli prujinaning pastiga ilingan m – massali yukchadan iboratdir, …

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bo'lgani uchun, minus ishora bilan olinadi ). j– o osilish nuqtasidan o'tgan o'qqa nisbatan mayatnikning inertsiya momenti, l - osilish nuqtasi va s mayatnikning massa markazi orasidagi masofa, - burchakli tezlanish 15 fizik mayatnik mayatnikning harakat tenglamasi chastota va davr garmonik tebranishlar tenglamasi fizik mayatnikning keltirilgan uzunligi — shu fizik mayatnik tebranish davriga ega bo'lgan matematik mayatnikning uzunligidir. 16 elektr tebranish konturi elektr tebranish konturi deb, l induktivli g'altak, s sig'imli kondensator va r qarshilikdan tashkil topgan elektr zanjiriga aytiladi. t ihtiyoriy vaqt momentida qoplamalardagi potentsiallar farqi. tok kuchi zanjirning bir qismi uchun om qonuni + _ zanjirdagi zaryad, tok kuchi va kuchlanishning davriy o'zgarishlari elektr tebranishlar deb ataladi. 17 tebranish konturida zaryad tebranishining differentsial tenglamasi: 18 tebranish konturida erkin garmonik tebranishlar garmonik qonun ko'rinishidagi tok kuchi va kuchlanishning o'zgarishi zaryadning erkin garmonik tebranishi differentsial tenglamasi tenglamaning echimi – garmonik qonun ko'rinishidagi zaryadning o'zgarish qonuni tebranish davri – tomson ifodasi …

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shaxsiy sayti. fizik.ru - tatu fizika kafedrasi katta o'qituvchisi v.s.xamidovning shaxsiy sayti. estudy.uz- tatu talabalari uchun fizikadan masofaviy ta'lim tizimi yenka.com http://phet.colorado.edu/ http://www.falstad.com/mathphysics.html http://www.quantumatomica.co.uk/download.htm http://school-collection.edu.ru 22 image1.jpeg image2.png image3.png image4.wmf image5.png oleobject1.bin image6.wmf image7.wmf image8.wmf image9.wmf oleobject5.bin oleobject2.bin oleobject3.bin oleobject4.bin image10.wmf image11.wmf image12.wmf oleobject9.bin oleobject6.bin oleobject7.bin oleobject8.bin image13.wmf image14.wmf image15.wmf image16.wmf image17.wmf image18.wmf image19.png oleobject13.bin oleobject14.bin oleobject15.bin oleobject16.bin oleobject10.bin oleobject11.bin oleobject12.bin image20.wmf image21.wmf image22.wmf image23.wmf image24.wmf oleobject20.bin oleobject21.bin oleobject17.bin oleobject18.bin oleobject19.bin image25.wmf image26.wmf image27.wmf image28.wmf oleobject25.bin oleobject22.bin oleobject23.bin oleobject24.bin image29.wmf image30.wmf image31.wmf image32.wmf image33.wmf oleobject29.bin oleobject30.bin oleobject26.bin oleobject27.bin oleobject28.bin image34.wmf image35.png image36.png image37.png image38.png oleobject31.bin image39.wmf image46.wmf image40.wmf image41.wmf image42.wmf image43.wmf image44.wmf image45.wmf oleobject39.bin oleobject40.bin oleobject41.bin oleobject42.bin oleobject43.bin oleobject44.bin oleobject45.bin oleobject36.bin oleobject37.bin oleobject38.bin image53.wmf image54.wmf image47.wmf image48.wmf image49.wmf image50.wmf image51.wmf image52.wmf oleobject49.bin oleobject50.bin oleobject51.bin oleobject52.bin oleobject53.bin oleobject54.bin oleobject55.bin oleobject56.bin oleobject46.bin oleobject47.bin oleobject48.bin image55.png image61.wmf image62.wmf image63.wmf image56.wmf image57.wmf image58.wmf image59.wmf image60.wmf oleobject60.bin oleobject61.bin oleobject62.bin oleobject63.bin oleobject64.bin oleobject65.bin oleobject66.

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bin oleobject67.bin oleobject68.bin oleobject57.bin oleobject58.bin oleobject59.bin image64.wmf image65.wmf image66.wmf image67.wmf image68.png oleobject72.bin oleobject73.bin oleobject74.bin oleobject75.bin oleobject76.bin oleobject77.bin oleobject78.bin oleobject79.bin oleobject80.bin oleobject81.bin oleobject69.bin oleobject70.bin oleobject71.bin image69.wmf image70.wmf image71.wmf image72.wmf image73.wmf image74.wmf image75.wmf oleobject85.bin oleobject86.bin oleobject87.bin oleobject88.bin oleobject82.bin oleobject83.bin oleobject84.bin image76.wmf oleobject89.bin image77.emf image78.wmf image79.wmf image80.wmf image81.wmf image82.wmf image83.wmf oleobject93.bin oleobject94.bin oleobject95.bin oleobject90.bin oleobject91.bin oleobject92.bin image84.png ( ) cos sat wj =+ ( ) ( ) 2 ttt wjwjp ++=++ 2 t p w = 1 2 n t w p == [ ] [ ] 1 1 n sgts s - éù éù === ëû êú ëû ( ) sincos 2 ds satat dt p wwjwwj æö ==-+=++ ç÷ èø & ( ) ( ) 2 22 2 coscos ds satat dt wwjwwjp ==-+=++ && 2 22 2 00 ds s iliss dt ww +=+= && 0 w s x a 0 j ( ) cos2 xat wwjp ==-++ & v …

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mm_15 mexanik va elektromagnit tebranishlar 5 - ma'ruza fizika kafedrasi 2024 1 ma'ruza rejasi tebranma jarayonlar to'g'risida tushuncha. garmonik tebranishlarning kinematikasi va dinamikasi. tebranishlarni skalyar va vektor qo'shish. fizik, matematik, prujinali mayatniklar va tebranish konturi. garmonik tebranishlarning energiyasi. 2 kolebaniya nazivayutsya svobodnimi (ili sobstvennimi), esli oni sovershayutsya za schet pervonachalno soobshennoy energii, bez dalneyshego vneshnego vozdeystviya na kolebatelnuyu sistemu. kolebaniya nazivayutsya vinujdennimi, esli oni proisxodyat pod deystviem periodicheski izmenyayusheysya vneshney sili. ponyatie o kolebatelnix protsessax kolebaniyami nazivayutsya dvijeniya ili protsessi, kotorie obladayut opredelennoy povtoryaemostyu vo vremeni. 3 garmonik ...

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