Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 2-chorak Fizika choraklik 9-sinf Fizika 2-chorak InfoMaster May 21, 2021 100 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 2 2 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 2-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Shtern B) Avogadro C) Maksvell D) Broun 2 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) 423 K B) 123 K C) -423 K D) -123 K 3 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni A) Avogadro B) Gey – Lyussak C) Sharl D) Boyl-Mariott 4 / 25 Termodinamikaning 1-qonuni formulasi A) Q= l m B) Q=A+ΔU C) Q=cm Δt D) Q=L m 5 / 25 100 K Selsiy shkalasida nimaga teng A) - 373 gradus S B) 100 gradus S C) 373 gradus S D) -173 gradus S 6 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10³⁴ 1/ mol B) Avogadro 6*10²³ 1/ mol C) Avogadro 6*10²⁶ 1/ mol D) Avogadro 6*10²⁴ 1/ mol 7 / 25 Sirt taranglik koeffitsiyenti formulasini ko'rsating A) δ(sigma) = F/S B) δ(sigma) =Q/m C) δ(sigma) = Q/L D) δ (sigma) = F/l 8 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) issiqlik muvozanati B) gaz xolat tenglamasi C) tempratura muvozanati D) issiqlik balansi 9 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) adibatik B) izotermik C) izaxorik D) izobarik 10 / 25 Havodagi suv bug’larining to'yingan holda o'tadigan tempraturasi …………. deyiladi A) absolyut tempraturasi B) bug’lanish tempraturasi C) qaynash tempraturasi D) shudring tempraturasi 11 / 25 Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating A) ν (nyu) = m / M B) ν (nyu) = N / Na C) ν (nyu) = 1 / T D) ν (nyu) = Nm / M 12 / 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 13 / 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 = T₁ P₂ / P₁ V₁ T₂ D) V₂ = P₁ V₁ T ₂ / T₁ P₂ 14 / 25 1 m³ suvda necha molekula bor? A) 6 * 10²³ B) 3,3 * 10²⁸ C) 10⁵ D) 5 * 10²⁵ 15 / 25 Gazning o’zgarmas hajmida sodir bo'ladigan bir holatdan boshqa holatga o'tish jarayoni ……. jarayon deyiladi A) adibatik B) izoxorik C) izotermik D) izobarik 16 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) tempratura muvozanati B) gaz xolat tenglamasi C) issiqlik balansi D) issiqlik muvozanati 17 / 25 Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi? A) pV=const B) p/T=const C) pT=const D) v=m/M 18 / 25 Sabzavotlarni tuzlash qaysi fizik hodisaga asoslangan A) Diffuziya B) Qaynash C) Bug'lanish va Qaynash D) Bug'lanish 19 / 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 20 / 25 Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating A) P=3,14 B) R=8,31*10³ J/mol K C) K=1,38 J/K D) R=8,31 J/mol K 21 / 25 Gapni davom ettiring. Moddaning 1 moliga to’g’ri kelgan massani kg (gr)larda ifodalangan qiymatiga ….deyiladi A) molar massasi B) nisbiy molekulalar massa C) modda D) moda miqdori 22 / 25 Diffuziya tezligi nimaga bog’liq A) modda miqdoriga B) Modda tempraturasiga C) modda zichligiga D) tashqi bosimga 23 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) L.Bolsman B) J.Maksvel C) O.Shtern D) Avogadro 24 / 25 Moddalarnin issiqlik almashinishi natijasida tempraturalarga tenglashishi ...deyiladi A) tempratura B) to’yingan bug’ C) ideal gaz D) issiqlik muvozanati 25 / 25 Quyidagi keltirilgan formulalardan Mendelev Klapeyron tenglamasini ko’rsating A) pV=T/=const B) pV=m/MRT C) p=2/3 nEk D) pV=RT 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