termodinamika
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About "termodinamika"
prezentatsiya powerpoint 9-ma’ruza termodinamikaning 1-qonuni va uning tadbiqlari reja: 1. gaz xajmini o’zgarishida bajarilgan ish. 2. termodinamikaning 1-qonuni va uni izojarayonlarga tadbiqi. 3. adiabatik jarayon. gaz xajmini o’zgarishida bajarilgan ish gaz xajmini o’zgarishida bajarilgan ishni xisoblash uchun tsilindr shaklidagi idishda gaz olamiz (1-rasm). gaz ishqalanishsiz yengil harakatlanuvchi porshenp ostida bo’lsin. tashshqi bosim va porshenp og’irligi gaz tomonidan taosir etuvchi bosim kuchi f = rs bilan muvozanatlashganligi uchun porshenp tinch turadi. bunda r-gazning bosimi, s-porshenp yuzi. agar gazni isitsak, porshenp yuqoriga ko’tarilib, gazning kengayishi jarayonida a = fdh = rsdh = rdv ish bajariladi. bunda sdh = dv gaz hajmini o’zgarishi. 1-rasm gaz xajmini v1dan v2 ga o...
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