9-sinf Fizika 2-chorak May 21, 2021May 21, 2021 da chop etilgan InfoMaster tomonidan 9-sinf Fizika 2-chorak ga fikr bildirilmagan. 4 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 2-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 Tempraturani o’lchash uchun qanday asbobdan foydalaniladi A) psixrometr B) Barometr C) termometr D) gigrometr 2 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) P₁V₁=P₂V₂ B) PV = mRT/M C) P₁/T₁= P₂/T₂ D) P₂V₁/T₁= P₂V₂/T₂ 3 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 4 marta kamayadi B) 4 marta ortadi C) 2 marta ortadi D) 2 marta kamayadi 4 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) J.Maksvel B) L.Bolsman C) Avogadro D) O.Shtern 5 / 25 O’simlik moyi suyuqlik ustida cheksiz yoyila oladimi A) Moy qatlami qalinligi eng kichik zarraning kundalang kesimiga tenglashguncha yoyiladi B) Moy qatlamining qalinligiga bog'liq C) Cheksiz yoyiladi D) Cheksiz yoyilmaydi 6 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni.? A) Gey – Lyussak B) Boyl-Mariott C) Sharl’ D) Avogadro 7 / 25 Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating A) P=3,14 B) R=8,31 J/mol K C) R=8,31*10³ J/mol K D) K=1,38 J/K 8 / 25 1 m ³ suvda necha molekula bor? A) 10⁵ B) 5 * 10²⁵ C) 3,3 * 10²⁸ D) 6 * 10²³ 9 / 25 Odam va hayvonlar ichagidan oziqlantiruvchi moddalar qonunga qaysi fizik hodisa tufayli o’tadi A) Broun xarakati B) Broun xarakati C) Erish D) Diffuziya 10 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = 2 – R B) D = V / S C) D = C / π D) D = m / V 11 / 25 Selsiy shkalasining nol nuqtasi nimani bildiradi A) Suvning kritik temperaturasi B) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura C) Suvning qaynash temperaturasi D) Suvning qotish temperaturasi 12 / 25 Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi? A) p/T=const B) pT=const C) pV=const D) v=m/M 13 / 25 Molekulalar kinetik nazariyaning asosiy qoidalari qaysi javobda to’liq bayon qilinngan A) Modda m ayday zarralardan tashkil topgan va ular orasida o’zaro ta’sir kuchlari mavjud B) Modda elementlar zarralardan tuziladi va ular bir-biriga to’xtovsiz aylanib turadi C) Moddalar mayda zarralar- molekulalar va atomlardan tashkil topgan, ular tartibsiz va to’xtovsiz harakatda, atom va molekulalar bir-birlari bilan o’zaro ta’sirda, moddalarning xossalari shu molekulalar harakati va o’zaro ta’siri biolan belgilanadi D) Modda mayday bo’laklardan tuziladi va ular fazoni uzluksiz to’ldiradi 14 / 25 Quyidagi keltirilgan formulalardan Mendelev Klapeyron tenglamasini ko’rsating A) pV=RT B) pV=m/MRT C) p=2/3 nEk D) pV=T/=const 15 / 25 1 m³ suvda necha molekula bor? A) 5 * 10²⁵ B) 10⁵ C) 3,3 * 10²⁸ D) 6 * 10²³ 16 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) izaxorik B) izobarik C) izotermik D) adibatik 17 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) -423 K B) 123 K C) -123 K D) 423 K 18 / 25 100 K Selsiy shkalasida nimaga teng A) 373 gradus S B) - 373 gradus S C) -173 gradus S D) 100 gradus S 19 / 25 Gazning o’zgarmas hajmida sodir bo'ladigan bir holatdan boshqa holatga o'tish jarayoni ……. jarayon deyiladi A) izoxorik B) izotermik C) adibatik D) izobarik 20 / 25 Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating A) ν (nyu) = Nm / M B) ν (nyu) = m / M C) ν (nyu) = 1 / T D) ν (nyu) = N / Na 21 / 25 Selsiy shkalasidagi t temperatura Kelvin shkalasidagi tempratura bilan bog’lanish formulasi …. ? A) T = 273 - t B) T = t- 273 C) T = - t - 273 D) T = t + 273 22 / 25 Azotning molyar massasi 0,028 kg/mol. Azot molekulasining massasi nimaga teng A) 56 * 10¯²³ g B) 4,6 * 10¯²³ g C) 4,6 * 10¯⁴² g D) 4,6 * 10¯²⁴ g 23 / 25 Havodagi suv bug’larining to'yingan holda o'tadigan tempraturasi …………. deyiladi A) qaynash tempraturasi B) bug’lanish tempraturasi C) shudring tempraturasi D) absolyut tempraturasi 24 / 25 P1 V1 / T1 = P2 V2 / T2 formuladan V2 ifodasini toping A) V₂ = T₁ T₂ V₁ / P₁ P₂ B) V₂ = R₁ P₂ V₁/ T₁ T₂ C) V₂ = P₁ V₁ T ₂ / T₁ P₂ D) V₂ = T₁ P₂ / P₁ V₁ T₂ 25 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) gaz xolat tenglamasi B) tempratura muvozanati C) issiqlik muvozanati D) issiqlik balansi 0% Testni qayta ishga tushiring Baholash mezoni 86%-100% 5 baho 71%-85% 4 baho 56%-70% 3 baho 55% va kamiga 2 baho Fikr-mulohaza yuboring tomonidan Wordpress Quiz plugin Fizika choraklik
