Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 4-chorak Fizika choraklik 9-sinf Fizika 4-chorak InfoMaster May 21, 2021 752 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 2 1 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 4-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 P1 V1 / T1 = P2 V2 / T2 formuladan V2 ifodasini toping A) V₂ = P₁ V₁ T ₂ / T₁ P₂ B) V₂ = T₁ P₂ / P₁ V₁ T₂ C) V₂ = R₁ P₂ V₁/ T₁ T₂ D) V₂ = T₁ T₂ V₁ / P₁ P₂ 2 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Maksvell B) Shtern C) Avogadro D) Broun 3 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) izaxorik B) adibatik C) izobarik D) izotermik 4 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) -423 K B) -123 K C) 423 K D) 123 K 5 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni A) Gey – Lyussak B) Avogadro C) Sharl D) Boyl-Mariott 6 / 25 Selsiy shkalasidagi t temperatura Kelvin shkalasidagi tempratura bilan bog’lanish formulasi …. ? A) T = t- 273 B) T = - t - 273 C) T = t + 273 D) T = 273 - t 7 / 25 Selsiy shkalasining nol nuqtasi nimani bildiradi A) Suvning kritik temperaturasi B) Suvning qaynash temperaturasi C) Suvning qotish temperaturasi D) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura 8 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Shtern B) Avogadro C) Broun D) Maksvell 9 / 25 O’simlik moyi suyuqlik ustida cheksiz yoyila oladimi A) Moy qatlami qalinligi eng kichik zarraning kundalang kesimiga tenglashguncha yoyiladi B) Cheksiz yoyiladi C) Cheksiz yoyilmaydi D) Moy qatlamining qalinligiga bog'liq 10 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) P₁/T₁= P₂/T₂ B) P₂V₁/T₁= P₂V₂/T₂ C) PV = mRT/M D) P₁V₁=P₂V₂ 11 / 25 Diffuziya tezligi nimaga bog’liq A) modda zichligiga B) modda miqdoriga C) Modda tempraturasiga D) tashqi bosimga 12 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = 2 – R B) D = C / π C) D = m / V D) D = V / S 13 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) gaz xolat tenglamasi B) tempratura muvozanati C) issiqlik balansi D) issiqlik muvozanati 14 / 25 Gapni davom ettiring. Moddaning 1 moliga to’g’ri kelgan massani kg (gr)larda ifodalangan qiymatiga ….deyiladi A) moda miqdori B) nisbiy molekulalar massa C) modda D) molar massasi 15 / 25 Tempraturani o’lchash uchun qanday asbobdan foydalaniladi A) termometr B) Barometr C) psixrometr D) gigrometr 16 / 25 Ko’z sezgirligi katta. 0,5 mikrometr to’lqin uzunlikdagi quvvati 2*10-17 vatt bo’lgan yorug’likni ko’z zo’riqishsiz qabul qila oladi. Bu holda ko’zning to’r pardasiga har 1sda nechta foton tushib turadi A) 200 B) 53 C) 100 D) 153 17 / 25 Rentgen turibkasining rentgen spektridangi eng "Qattiq" nurlarining chastotasi 1019 gers bo'lsa bu turibka qanday kuchlanish ostida ishlayotgan bo'ladi. h=6.62*10-34 Js e=1.6*10-19 c A) 200 kV B) 100 kV C) 40 kV D) 140 kV 18 / 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) 1,2,3 C) 4 D) 1,2 19 / 25 Yorug’likning bitta porsiyasi .... deb nomlanadi A) Elektron B) Kvant,foton C) foton D) Kvant 20 / 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) 1,2,3,4,5,6 B) 6,5,4,3,2,1 C) 1,3,4,6,5,2 D) 3,1,2,4,6,5 21 / 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) Yaqindan ko’rarlik, botiq B) Daltonizm, qavariq C) Uzoqdan ko’rarlik, qavariq D) Ranglarni ajratmaslik, botiq 22 / 25 Yorug’likning vakuumdagi tezligi (m/s) A) 200 000 000 B) 3 000 C) 300 000 000 D) 30 000 23 / 25 Fokus masofasi F, buyumdan linzagacha masofa d, linzadan tasvirgacha masofa f bo’lsa, d>2F, F A) Lupa B) Fotoapparat C) Proyeksion apparat D) Fotoapparat va ko’z 24 / 25 Yorug’lik tezligining to’lqin uzunligiga va tebranish davriga bog’liqlik formulasini ko’rsating A) υ = S / t B) c = λ / T C) υ = λ / ν D) υ = at 25 / 25 Fokus masofasi 12 sm bo’lgan qavarik linzaning optik kuchi (dptr) nimaga teng? A) 1 B) 10 C) 0,1 D) 8,3 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