Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 3-chorak Fizika choraklik 9-sinf Fizika 3-chorak InfoMaster May 21, 2021 642 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 4 0 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 3-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 Tempraturani o’lchash uchun qanday asbobdan foydalaniladi A) psixrometr B) termometr C) Barometr D) gigrometr 2 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) O.Shtern B) Avogadro C) J.Maksvel D) L.Bolsman 3 / 25 Odam va hayvonlar ichagidan oziqlantiruvchi moddalar qonunga qaysi fizik hodisa tufayli o’tadi A) Broun xarakati B) Diffuziya C) Broun xarakati D) Erish 4 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) issiqlik balansi B) gaz xolat tenglamasi C) issiqlik muvozanati D) tempratura muvozanati 5 / 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) Sharl’ D) Gey – Lyussak 6 / 25 1 m ³ suvda necha molekula bor? A) 6 * 10²³ B) 3,3 * 10²⁸ C) 10⁵ D) 5 * 10²⁵ 7 / 25 Dinamika so‘zining ma’nosi nima A) bo‘lak, parcha B) mashina C) kuch D) harakat 8 / 25 Ko’zdan turli uzoqlikda joylashgan buyumlarni aniqroq ko’rish uchun mahsus muskullar ko’z gavharining egrilik radiusini bir oz o’zgartiradi. Bunga ... deyiladi? A) moslashish B) Ko’rish masofasini o’zgartirish C) Akkomodatsiya D) Adaptatsiya 9 / 25 Yorug’lik suvda qanday tezlik (km/s) bilan tarqaladi? Suvning vakuumga nisbatan nur sindirish ko’rsatkichi 1,33 ga teng. A) 150000 B) 225000 C) 300000 D) 200000 10 / 25 Muhit nur sindirish ko’rsatkichining yorug’lik to’lqin uzunligiga bog’liq bo’lishiga yorug’lik ... deyiladi? A) Sinish B) Dispersiya C) Difraksiya D) Interferensiya 11 / 25 Yorug’lik tezligining to’lqin uzunligiga va tebranish davriga bog’liqlik formulasini ko’rsating A) c = λ / T B) υ = at C) υ = S / t D) υ = λ / ν 12 / 25 Normal ko’z uchun eng yaxshi ko’rish masofasi qanchaga teng? A) 10 sm B) 15 sm C) 25 sm D) 20 sm 13 / 25 Havodagi suv bug’larining to'yingan holda o'tadigan tempraturasi …………. deyiladi A) absolyut tempraturasi B) qaynash tempraturasi C) shudring tempraturasi D) bug’lanish tempraturasi 14 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 4 marta kamayadi B) 2 marta ortadi C) 2 marta kamayadi D) 4 marta ortadi 15 / 25 1 m³ suvda necha molekula bor? A) 10⁵ B) 5 * 10²⁵ C) 3,3 * 10²⁸ D) 6 * 10²³ 16 / 25 100 K Selsiy shkalasida nimaga teng A) 373 gradus S B) - 373 gradus S C) -173 gradus S D) 100 gradus S 17 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) Pm = vRT/M B) PV = mRT/M C) Pr = mRT/v D) PV = RT/M 18 / 25 Izoxorik jarayon uchun termodinamikaning 1-qonuni A) Q= ΔU+A B) Q= ΔU C) ΔU=-A D) Q=A 19 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) izaxorik B) izotermik C) izobarik D) adibatik 20 / 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) Avogadro D) Sharl 21 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) -123 K B) 123 K C) 423 K D) -423 K 22 / 25 P1 V1 / T1 = P2 V2 / T2 formuladan V2 ifodasini toping A) V₂ = R₁ P₂ V₁/ T₁ T₂ B) V₂ = T₁ T₂ V₁ / P₁ P₂ C) V₂ = P₁ V₁ T ₂ / T₁ P₂ D) V₂ = T₁ P₂ / P₁ V₁ T₂ 23 / 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) = m / M D) ν (nyu) = N / Na 24 / 25 Izotermik jarayon uchun termodinamikaning 1-qonuni A) Q=A B) Q= ΔU+A C) ΔU=-A D) Q= ΔU 25 / 25 Sirt taranglik koeffitsiyenti formulasini ko'rsating A) δ (sigma) = F/l B) δ(sigma) =Q/m C) δ(sigma) = Q/L D) δ(sigma) = F/S 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