Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 3-chorak Fizika choraklik 9-sinf Fizika 3-chorak InfoMaster May 21, 2021 894 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 5 2 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 3-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 P1 V1 / T1 = P2 V2 / T2 formuladan V2 ifodasini toping A) V₂ = T₁ P₂ / P₁ V₁ T₂ B) V₂ = T₁ T₂ V₁ / P₁ P₂ C) V₂ = P₁ V₁ T ₂ / T₁ P₂ D) V₂ = R₁ P₂ V₁/ T₁ T₂ 2 / 25 100 K Selsiy shkalasida nimaga teng A) - 373 gradus S B) 373 gradus S C) 100 gradus S D) -173 gradus S 3 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni A) Sharl B) Gey – Lyussak C) Avogadro D) Boyl-Mariott 4 / 25 Havodagi suv bug’larining to'yingan holda o'tadigan tempraturasi …………. deyiladi A) absolyut tempraturasi B) shudring tempraturasi C) qaynash tempraturasi D) bug’lanish tempraturasi 5 / 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 6 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) 123 K B) -123 K C) 423 K D) -423 K 7 / 25 1 m³ suvda necha molekula bor? A) 3,3 * 10²⁸ B) 5 * 10²⁵ C) 6 * 10²³ 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*10²⁶ 1/ mol C) Avogadro 6*10³⁴ 1/ mol D) Avogadro 6*10²³ 1/ mol 9 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10²⁶ 1/ mol B) Avogadro 6*10²⁴ 1/ mol C) Avogadro 6*10²³ 1/ mol D) Avogadro 6*10³⁴ 1/ mol 10 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Avogadro B) Maksvell C) Shtern D) Broun 11 / 25 Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating A) R=8,31*10³ J/mol K B) K=1,38 J/K C) R=8,31 J/mol K D) P=3,14 12 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = m / V B) D = 2 – R C) D = V / S D) D = C / π 13 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) P₂V₁/T₁= P₂V₂/T₂ B) PV = mRT/M C) P₁/T₁= P₂/T₂ D) P₁V₁=P₂V₂ 14 / 25 Quyidagi keltirilgan formulalardan Mendelev Klapeyron tenglamasini ko’rsating A) p=2/3 nEk B) pV=T/=const C) pV=RT D) pV=m/MRT 15 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) gaz xolat tenglamasi B) tempratura muvozanati C) issiqlik balansi D) issiqlik muvozanati 16 / 25 Diffuziya tezligi nimaga bog’liq A) tashqi bosimga B) modda zichligiga C) Modda tempraturasiga D) modda miqdoriga 17 / 25 1 m ³ suvda necha molekula bor? A) 5 * 10²⁵ B) 10⁵ C) 3,3 * 10²⁸ D) 6 * 10²³ 18 / 25 Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi? A) pV=const B) p/T=const C) pT=const D) v=m/M 19 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) O.Shtern B) J.Maksvel C) Avogadro D) L.Bolsman 20 / 25 Normal ko’rish qobiliyatiga ega bo’lgan kishi yassi ko’zguda o’z betining tasvirga diqqat bilan qaraganda ko’zguni qanday masofada (sm) tutib turish lozim? A) 12,5 B) 25 C) 6,25 D) 50 21 / 25 Buyum linzadan 4F masofaga joylashtirilgan. Shu buyumning ekrandagi tasviri uning o’zidan necha marta kichik? A) 4 B) 1 C) 3 D) 2 22 / 25 Normal ko’z uchun eng yaxshi ko’rish masofasi qanchaga teng? A) 15 sm B) 10 sm C) 20 sm D) 25 sm 23 / 25 Yorug’lik suvda qanday tezlik (km/s) bilan tarqaladi? Suvning vakuumga nisbatan nur sindirish ko’rsatkichi 1,33 ga teng. A) 200000 B) 225000 C) 150000 D) 300000 24 / 25 4 marta kattalashtirilgan lupaning optik kuchini (dptr) aniqlang. Buyumdan lupagacha bo'lgan masofa 5/16 m ga teng. A) 10 dptr B) 8 dptr C) 4 dptr D) 16 dptr 25 / 25 Muhit nur sindirish ko’rsatkichining yorug’lik to’lqin uzunligiga bog’liq bo’lishiga yorug’lik ... deyiladi? A) Interferensiya B) Dispersiya C) Sinish D) Difraksiya 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