Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 4-chorak Fizika choraklik 9-sinf Fizika 4-chorak InfoMaster May 21, 2021 573 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 2 2 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 4-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) PV = mRT/M B) P₂V₁/T₁= P₂V₂/T₂ C) P₁V₁=P₂V₂ D) P₁/T₁= P₂/T₂ 2 / 25 Gapni davom ettiring. Moddaning 1 moliga to’g’ri kelgan massani kg (gr)larda ifodalangan qiymatiga ….deyiladi A) nisbiy molekulalar massa B) moda miqdori C) modda D) molar massasi 3 / 25 Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating A) P=3,14 B) K=1,38 J/K C) R=8,31 J/mol K D) R=8,31*10³ J/mol K 4 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10²³ 1/ mol B) Avogadro 6*10³⁴ 1/ mol C) Avogadro 6*10²⁴ 1/ mol D) Avogadro 6*10²⁶ 1/ mol 5 / 25 Dinamika so‘zining ma’nosi nima A) harakat B) kuch C) bo‘lak, parcha D) mashina 6 / 25 Ideal gaz haroratining 2marta ko’tarilishi hajm birligidagi molekulalar sonining 2marta kamayishiga olib kelagan bo’lsa, uning bosimi qanday o’zgaradi A) O’zgarmaydi B) 2marta kamayadi C) 5marta kamayadi D) 4marta ortadi 7 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) Avogadro B) L.Bolsman C) O.Shtern D) J.Maksvel 8 / 25 1/F=(n-1)(1/R1+1/R2) formulada n nimani bildiradi? A) Sfera radiuslari nisbati B) Linzaning absolyut nur sindirish ko’rsatkichi C) Linzaning suvga nisbatan nur sindirish ko’rsatkichi D) Atrof-muxitning linzaga nisbatan nur sindirish ko’rsatkichi 9 / 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) Fotoapparat B) Proyeksion apparat C) Mikroskop D) Epidiaskop 10 / 25 Normal ko’z uchun eng yaxshi ko’rish masofasi qanchaga teng? A) 10 sm B) 25 sm C) 15 sm D) 20 sm 11 / 25 Bu nuqsonda ko’z gavhari nurlarni to’r parda orqasiga to’playdi. Nuqsonning nomini ayting. Bunday odamlar qanday linzadan yasalgan ko’zoynak taqadi? A) Daltonizm, qavariq B) Ranglarni ajratmaslik, botiq C) Yaqindan ko’rarlik, botiq D) Uzoqdan ko’rarlik, qavariq 12 / 25 Yorug’likning vakuumdagi tezligi (m/s) A) 200 000 000 B) 300 000 000 C) 30 000 D) 3 000 13 / 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) Nuqsonni ko’z uchun ko’zoynak optik kuchini B) Linzaning fokus masofasini C) Ko’zning eng yaxshi ko’rish masofasini D) Linzaning optik kuchini 14 / 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) Boyl-Mariott D) Avogadro 15 / 25 1 m³ suvda necha molekula bor? A) 5 * 10²⁵ B) 10⁵ C) 6 * 10²³ D) 3,3 * 10²⁸ 16 / 25 Gazning o’zgarmas hajmida sodir bo'ladigan bir holatdan boshqa holatga o'tish jarayoni ……. jarayon deyiladi A) izotermik B) izoxorik C) izobarik D) adibatik 17 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) izobarik B) adibatik C) izotermik D) izaxorik 18 / 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 19 / 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 20 / 25 Qaysi nurlarning zarracha hususiyati kamroq A) Ultirabinafsha B) Ko’zga ko'rinadigan C) Rentgen D) γ-nurlar 21 / 25 Yorug’lik ta’sirida kuchlanish hosil qiladigan yarim o'tgazgich A) Quyosh batareyasi B) Diod C) Triod D) Tranzistor 22 / 25 Yorug’lik tabiatiga qarashlar: Yorug’lik bu A) Mexanik to’lqin B) Elektromagnit to’lqin C) ham to’lqin, ham zarracha tabiatiga ega D) Fotonlar oqimi 23 / 25 Plank doimiysi qiymatini ko’rsating A) 7,9 km/s B) 9,8 N/kg C) 6,7*10 ¯^11 Nm²/kg² D) 6,63*10¯³⁴ Js 24 / 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) 2,3,4 B) 1,2 C) 1,2,3 D) 4 25 / 25 Elektromagnit shkalasidagi nurlarning ketma-ketligini to'g’ri ko’rsating. 1) Infraqizil 2) Ko’zga ko’rinadagan 3) Radio 4) Ultrabinafsha 5) Gamma 6) Rentgen nurlari A) 1,3,4,6,5,2 B) 6,5,4,3,2,1 C) 3,1,2,4,6,5 D) 1,2,3,4,5,6 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