Mexanik hodisalar jismlarning muvozanati oddiy mexanizmlar

III bob. JISMLARNING MUVOZANATI. ODDIY MEXANIZMLAR
Kirish suhbati .............................................................................................................................................84
28-mavzu. Jismlarning massa markazi va uni aniqlash. Muvozanat turlari ...........................................84
29-mavzu. Kuch momenti. Richag va uning muvozanat sharti ................................................................87

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174
174
30-mavzu. Oddiy mexanizmlar: blok, qiya tekislik, vint, pona va chig‘iriqning qo‘llanilishi ...............89
31-mavzu. Mexanizmlardan foydalanishda ishlarning tengligi ................................................................92
32-mavzu. Mexanikaning oltin qoidasi. Mexanizmning foydali ish koeffi tsiyenti .................................95
III bobni yakunlash bo‘yicha nazorat savollari ........................................................................................97
Yakuniy suhbat ...........................................................................................................................................99
IV bob. ISSIQLIK HODISALARI
Kirish suhbati ...........................................................................................................................................102
33-mavzu. Issiqlikni hosil qiluvchi manbalar. Issiqlik qabul qilish .......................................................102
34-mavzu. Jismlarning issiqlikdan kengayishi ........................................................................................104
35-mavzu. Qattiq jism, suyuqlik va gazlarda issiqlik uzatilishi. Issiqlik o‘tkazuvchanlik. 
Konveksiya .........................................................................................................................................106
36-mavzu. Nurlanish. Turmushda va texnikada issiqlik uzatilishidan foydalanish ..............................109
37-mavzu. Issiqlik hodisalari haqida Forobiy, Beruniy va Ibn Sino fi krlari ......................................... 111
38-mavzu. Temperatura. Termometrlar. Jismning temperaturasini o‘lchash ......................................... 113
39-mavzu. Laboratoriya ishi. Termometr yordamida havo va suyuqlik temperaturasini 
o‘lchash ............................................................................................................................................... 116
40-mavzu. Ichki energiya va uni o‘zgartirish usullari ............................................................................ 117
41-mavzu. Ichki yonuv dvigatellari. Bug‘ turbinasi ................................................................................ 119
42-mavzu. Reaktiv dvigatel. Issiqlik mashinalari va tabiatni muhofaza qilish .....................................122
IV bobni yakunlash bo‘yicha nazorat savollari ......................................................................................125
Yakuniy suhbat .........................................................................................................................................127