Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 4-chorak Fizika choraklik 9-sinf Fizika 4-chorak InfoMaster May 21, 2021 1121 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 5 3 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 4-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 D = 1 / L0 - 1 / d1 formula yordamida nima aniqlanadi? L0- sog’ ko'zning yaxshi ko'rish masofasi, d1- nuqsonli ko’zning yaxshi ko’rish masofasi A) Linzaning optik kuchini B) Linzaning fokus masofasini C) Ko’zning eng yaxshi ko’rish masofasini D) Nuqsonni ko’z uchun ko’zoynak optik kuchini 2 / 25 Fokus masofasi F, buyumdan linzagacha masofa d, linzadan tasvirgacha masofa f bo’lsa, F2F munosabat aytilgan optik asboblarning qaysiciga to’gri keladi? A) Fotoapparat B) Fotoapparat va ko’z C) Proyeksion apparat D) Lupa 3 / 25 Bu nuqsonda ko’z gavhari tasvirni to’r pardada emas, balki uning old qismida hosil qiladi. Bunday odamlar qanday linzadan yasalgan ko’zoynak taqadi? A) Uzoqdan ko’rarlik, qavariq B) Ranglarni ajratmaslik, botiq C) Yaqindan ko’rarlik, botiq D) Daltonizm, qavariq 4 / 25 Asosiy qismi ob’ektiv va kameradan iborat. Tasvir kameraning orqa tomonida to’nkarilgan, haqiqiy va kichraygan holda hosil bo’ladi. Nima haqida gap bormoqda? A) Mikroskop B) Fotoapparat C) Epidiaskop D) Proyeksion apparat 5 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni.? A) Avogadro B) Sharl’ C) Gey – Lyussak D) Boyl-Mariott 6 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) P₁/T₁= P₂/T₂ B) PV = mRT/M C) P₂V₁/T₁= P₂V₂/T₂ D) P₁V₁=P₂V₂ 7 / 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*10²⁶ 1/ mol D) Avogadro 6*10³⁴ 1/ mol 8 / 25 Quyidagi keltirilgan formulalardan Mendelev Klapeyron tenglamasini ko’rsating A) p=2/3 nEk B) pV=m/MRT C) pV=RT D) pV=T/=const 9 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 2 marta ortadi B) 4 marta ortadi C) 4 marta kamayadi D) 2 marta kamayadi 10 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) gaz xolat tenglamasi B) tempratura muvozanati C) issiqlik muvozanati D) issiqlik balansi 11 / 25 Tempraturani o’lchash uchun qanday asbobdan foydalaniladi A) gigrometr B) Barometr C) psixrometr D) termometr 12 / 25 Kavnt energiyasi formulasi ko’rsating. 1. E=h v 2. E=hc/λ, 3. E=A, 4-E>A (v-nyu) (λ - lyambda) A) 1,2,3 B) 2,3,4 C) 1,2 D) 4 13 / 25 Quvvati 100 vatt bo’lgan yorug’lik manbai 1s ichida 5*1020 ta foton chiqaradi. Nurlanishning to’lqin uzunligini toping(mikrometr) A) 2,3 B) 0,99 C) 4,5 D) 10 14 / 25 Fotoeffekt uchun Eneshteyin formulasini ko’rsating A) E=h v (v-nyu) B) E = hc/λ C) hv=A+mv²/2 D) E>A 15 / 25 Azotning molyar massasi 0,028 kg/mol. Azot molekulasining massasi nimaga teng A) 56 * 10¯²³ g B) 4,6 * 10¯²³ g C) 4,6 * 10¯⁴² g D) 4,6 * 10¯²⁴ g 16 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10²⁶ 1/ mol B) Avogadro 6*10³⁴ 1/ mol C) Avogadro 6*10²⁴ 1/ mol D) Avogadro 6*10²³ 1/ mol 17 / 25 Sirt taranglik koeffitsiyenti formulasini ko'rsating A) δ(sigma) = F/S B) δ (sigma) = F/l C) δ(sigma) =Q/m D) δ(sigma) = Q/L 18 / 25 1 m³ suvda necha molekula bor? A) 5 * 10²⁵ B) 3,3 * 10²⁸ C) 10⁵ D) 6 * 10²³ 19 / 25 Gazning o’zgarmas hajmida sodir bo'ladigan bir holatdan boshqa holatga o'tish jarayoni ……. jarayon deyiladi A) izobarik B) izotermik C) adibatik D) izoxorik 20 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) tempratura muvozanati B) issiqlik muvozanati C) issiqlik balansi D) gaz xolat tenglamasi 21 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 4 marta kamayadi B) 2 marta kamayadi C) 2 marta ortadi D) 4 marta ortadi 22 / 25 Izoxorik jarayon uchun termodinamikaning 1-qonuni A) Q= ΔU B) ΔU=-A C) Q=A D) Q= ΔU+A 23 / 25 Termodinamikaning 1-qonuni formulasi A) Q=L m B) Q= l m C) Q=A+ΔU D) Q=cm Δt 24 / 25 Havodagi suv bug’larining to'yingan holda o'tadigan tempraturasi …………. deyiladi A) shudring tempraturasi B) qaynash tempraturasi C) bug’lanish tempraturasi D) absolyut tempraturasi 25 / 25 100 K Selsiy shkalasida nimaga teng A) 373 gradus S B) 100 gradus S C) - 373 gradus S D) -173 gradus 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