Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 2-chorak Fizika choraklik 9-sinf Fizika 2-chorak InfoMaster May 21, 2021 1230 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 4 0 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 2-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) Pm = vRT/M B) Pr = mRT/v C) PV = mRT/M D) PV = RT/M 2 / 25 Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating A) ν (nyu) = 1 / T B) ν (nyu) = Nm / M C) ν (nyu) = N / Na D) ν (nyu) = m / M 3 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni A) Gey – Lyussak B) Avogadro C) Sharl D) Boyl-Mariott 4 / 25 Selsiy shkalasidagi t temperatura Kelvin shkalasidagi tempratura bilan bog’lanish formulasi …. ? A) T = t + 273 B) T = - t - 273 C) T = t- 273 D) T = 273 - t 5 / 25 Izoxorik jarayon uchun termodinamikaning 1-qonuni A) ΔU=-A B) Q= ΔU+A C) Q= ΔU D) Q=A 6 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) izotermik B) izaxorik C) adibatik D) izobarik 7 / 25 1 m³ suvda necha molekula bor? A) 5 * 10²⁵ B) 6 * 10²³ C) 3,3 * 10²⁸ D) 10⁵ 8 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10²⁴ 1/ mol B) Avogadro 6*10²³ 1/ mol C) Avogadro 6*10³⁴ 1/ mol D) Avogadro 6*10²⁶ 1/ mol 9 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) 123 K B) 423 K C) -423 K D) -123 K 10 / 25 Azotning molyar massasi 0,028 kg/mol. Azot molekulasining massasi nimaga teng A) 56 * 10¯²³ g B) 4,6 * 10¯⁴² g C) 4,6 * 10¯²³ g D) 4,6 * 10¯²⁴ g 11 / 25 Havodagi suv bug’larining to'yingan holda o'tadigan tempraturasi …………. deyiladi A) qaynash tempraturasi B) absolyut tempraturasi C) bug’lanish tempraturasi D) shudring tempraturasi 12 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 2 marta kamayadi B) 2 marta ortadi C) 4 marta ortadi D) 4 marta kamayadi 13 / 25 Izotermik jarayon uchun termodinamikaning 1-qonuni A) ΔU=-A B) Q= ΔU+A C) Q=A D) Q= ΔU 14 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = m / V B) D = V / S C) D = 2 – R D) D = C / π 15 / 25 Molekulalar kinetik nazariyaning asosiy qoidalari qaysi javobda to’liq bayon qilinngan A) Modda elementlar zarralardan tuziladi va ular bir-biriga to’xtovsiz aylanib turadi B) 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 C) Modda m ayday zarralardan tashkil topgan va ular orasida o’zaro ta’sir kuchlari mavjud D) Modda mayday bo’laklardan tuziladi va ular fazoni uzluksiz to’ldiradi 16 / 25 Dinamika so‘zining ma’nosi nima A) bo‘lak, parcha B) kuch C) mashina D) harakat 17 / 25 Moddalarnin issiqlik almashinishi natijasida tempraturalarga tenglashishi ...deyiladi A) ideal gaz B) tempratura C) to’yingan bug’ D) issiqlik muvozanati 18 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni.? A) Avogadro B) Boyl-Mariott C) Gey – Lyussak D) Sharl’ 19 / 25 Tempraturani o’lchash uchun qanday asbobdan foydalaniladi A) psixrometr B) gigrometr C) Barometr D) termometr 20 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Maksvell B) Avogadro C) Broun D) Shtern 21 / 25 Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating A) R=8,31 J/mol K B) K=1,38 J/K C) R=8,31*10³ J/mol K D) P=3,14 22 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) L.Bolsman B) J.Maksvel C) O.Shtern D) Avogadro 23 / 25 Metallarni payvandlab ulash qaysi hodisaga asoslangan? A) Diffuziya B) Molekulalar orasidagi tortitish kuchi C) Broun harakati D) Molekulalarning atomlardan tashkil topishi 24 / 25 Ochiq idishdagi 200C tempraturali gazning zichligini 2marta kamaytirish uchun, uning tempraturasini qanchaga orttirish kerak A) 260°C B) 190°C C) 293°C D) 203°C 25 / 25 O’simlik moyi suyuqlik ustida cheksiz yoyila oladimi A) Cheksiz yoyilmaydi B) Cheksiz yoyiladi C) Moy qatlamining qalinligiga bog'liq D) Moy qatlami qalinligi eng kichik zarraning kundalang kesimiga tenglashguncha yoyiladi 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 Author: InfoMaster Foydali bo'lsa mamnunmiz