Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 2-chorak Fizika choraklik 9-sinf Fizika 2-chorak InfoMaster May 21, 2021 1197 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 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10³⁴ 1/ mol B) Avogadro 6*10²⁴ 1/ mol C) Avogadro 6*10²⁶ 1/ mol D) Avogadro 6*10²³ 1/ mol 2 / 25 Ochiq idishdagi 200C tempraturali gazning zichligini 2marta kamaytirish uchun, uning tempraturasini qanchaga orttirish kerak A) 293°C B) 203°C C) 260°C D) 190°C 3 / 25 O’simlik moyi suyuqlik ustida cheksiz yoyila oladimi A) Moy qatlamining qalinligiga bog'liq B) Cheksiz yoyilmaydi C) Moy qatlami qalinligi eng kichik zarraning kundalang kesimiga tenglashguncha yoyiladi D) Cheksiz yoyiladi 4 / 25 Gapni davom ettiring. Moddaning 1 moliga to’g’ri kelgan massani kg (gr)larda ifodalangan qiymatiga ….deyiladi A) moda miqdori B) nisbiy molekulalar massa C) modda D) molar massasi 5 / 25 Diffuziya tezligi nimaga bog’liq A) Modda tempraturasiga B) modda miqdoriga C) tashqi bosimga D) modda zichligiga 6 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) J.Maksvel B) Avogadro C) L.Bolsman D) O.Shtern 7 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) gaz xolat tenglamasi B) issiqlik muvozanati C) tempratura muvozanati D) issiqlik balansi 8 / 25 1 m ³ suvda necha molekula bor? A) 3,3 * 10²⁸ B) 6 * 10²³ C) 10⁵ D) 5 * 10²⁵ 9 / 25 Moddalarnin issiqlik almashinishi natijasida tempraturalarga tenglashishi ...deyiladi A) ideal gaz B) issiqlik muvozanati C) to’yingan bug’ D) tempratura 10 / 25 Odam va hayvonlar ichagidan oziqlantiruvchi moddalar qonunga qaysi fizik hodisa tufayli o’tadi A) Broun xarakati B) Broun xarakati C) Erish D) Diffuziya 11 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Maksvell B) Shtern C) Avogadro D) Broun 12 / 25 Selsiy shkalasining nol nuqtasi nimani bildiradi A) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura B) Suvning qaynash temperaturasi C) Suvning qotish temperaturasi D) Suvning kritik temperaturasi 13 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 2 marta kamayadi B) 4 marta kamayadi C) 4 marta ortadi D) 2 marta ortadi 14 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) issiqlik balansi B) tempratura muvozanati C) issiqlik muvozanati D) gaz xolat tenglamasi 15 / 25 Sirt taranglik koeffitsiyenti formulasini ko'rsating A) δ (sigma) = F/l B) δ(sigma) = F/S C) δ(sigma) =Q/m D) δ(sigma) = Q/L 16 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) -423 K B) 123 K C) -123 K D) 423 K 17 / 25 Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating A) ν (nyu) = 1 / T B) ν (nyu) = m / M C) ν (nyu) = Nm / M D) ν (nyu) = N / Na 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 Izoxorik jarayon uchun termodinamikaning 1-qonuni A) ΔU=-A B) Q=A C) Q= ΔU D) Q= ΔU+A 20 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) PV = mRT/M B) PV = RT/M C) Pr = mRT/v D) Pm = vRT/M 21 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) adibatik B) izotermik C) izobarik D) izaxorik 22 / 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 23 / 25 Azotning molyar massasi 0,028 kg/mol. Azot molekulasining massasi nimaga teng A) 4,6 * 10¯²³ g B) 4,6 * 10¯⁴² g C) 4,6 * 10¯²⁴ g D) 56 * 10¯²³ g 24 / 25 Selsiy shkalasining nol nuqtasi nimani bildiradi A) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura B) Suvning qaynash temperaturasi C) Suvning kritik temperaturasi D) Suvning qotish temperaturasi 25 / 25 Gazning o’zgarmas hajmida sodir bo'ladigan bir holatdan boshqa holatga o'tish jarayoni ……. jarayon deyiladi A) izotermik B) izoxorik C) adibatik D) izobarik 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