Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 3-chorak Fizika choraklik 9-sinf Fizika 3-chorak InfoMaster May 21, 2021 501 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 2 0 9-sinf Fizika 3-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 Sabzavotlarni tuzlash qaysi fizik hodisaga asoslangan A) Diffuziya B) Qaynash C) Bug'lanish D) Bug'lanish va Qaynash 2 / 25 Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi? A) pT=const B) p/T=const C) pV=const D) v=m/M 3 / 25 Gapni davom ettiring. Moddaning 1 moliga to’g’ri kelgan massani kg (gr)larda ifodalangan qiymatiga ….deyiladi A) modda B) nisbiy molekulalar massa C) molar massasi D) moda miqdori 4 / 25 Metallarni payvandlab ulash qaysi hodisaga asoslangan? A) Molekulalarning atomlardan tashkil topishi B) Molekulalar orasidagi tortitish kuchi C) Broun harakati D) Diffuziya 5 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) Avogadro B) L.Bolsman C) J.Maksvel D) O.Shtern 6 / 25 Odam va hayvonlar ichagidan oziqlantiruvchi moddalar qonunga qaysi fizik hodisa tufayli o’tadi A) Diffuziya B) Broun xarakati C) Broun xarakati D) Erish 7 / 25 Molekulalar kinetik nazariyaning asosiy qoidalari qaysi javobda to’liq bayon qilinngan A) Modda mayday bo’laklardan tuziladi va ular fazoni uzluksiz to’ldiradi B) Modda elementlar zarralardan tuziladi va ular bir-biriga to’xtovsiz aylanib turadi C) Moddalar mayda zarralar- molekulalar va atomlardan tashkil topgan, ular tartibsiz va to’xtovsiz harakatda, atom va molekulalar bir-birlari bilan o’zaro ta’sirda, moddalarning xossalari shu molekulalar harakati va o’zaro ta’siri biolan belgilanadi D) Modda m ayday zarralardan tashkil topgan va ular orasida o’zaro ta’sir kuchlari mavjud 8 / 25 Diffuziya tezligi nimaga bog’liq A) Modda tempraturasiga B) modda zichligiga C) modda miqdoriga D) tashqi bosimga 9 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) Pm = vRT/M B) PV = RT/M C) Pr = mRT/v D) PV = mRT/M 10 / 25 Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating A) ν (nyu) = 1 / T B) ν (nyu) = m / M C) ν (nyu) = Nm / M D) ν (nyu) = N / Na 11 / 25 Termodinamikaning 1-qonuni formulasi A) Q=L m B) Q=cm Δt C) Q=A+ΔU D) Q= l m 12 / 25 Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi A) issiqlik muvozanati B) issiqlik balansi C) gaz xolat tenglamasi D) tempratura muvozanati 13 / 25 Sirt taranglik koeffitsiyenti formulasini ko'rsating A) δ(sigma) =Q/m B) δ(sigma) = Q/L C) δ (sigma) = F/l D) δ(sigma) = F/S 14 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Shtern B) Maksvell C) Broun D) Avogadro 15 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10²³ 1/ mol B) Avogadro 6*10²⁶ 1/ mol C) Avogadro 6*10²⁴ 1/ mol D) Avogadro 6*10³⁴ 1/ mol 16 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni A) Boyl-Mariott B) Avogadro C) Gey – Lyussak D) Sharl 17 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) 423 K B) 123 K C) -123 K D) -423 K 18 / 25 Izoxorik jarayon uchun termodinamikaning 1-qonuni A) Q= ΔU B) Q=A C) ΔU=-A D) Q= ΔU+A 19 / 25 Buyum linzadan 4F masofaga joylashtirilgan. Shu buyumning ekrandagi tasviri uning o’zidan necha marta kichik? A) 4 B) 2 C) 3 D) 1 20 / 25 4 marta kattalashtirilgan lupaning optik kuchini (dptr) aniqlang. Buyumdan lupagacha bo'lgan masofa 5/16 m ga teng. A) 4 dptr B) 16 dptr C) 8 dptr D) 10 dptr 21 / 25 1/F=(n-1)(1/R1+1/R2) formulada n nimani bildiradi? A) Atrof-muxitning linzaga nisbatan nur sindirish ko’rsatkichi B) Linzaning absolyut nur sindirish ko’rsatkichi C) Sfera radiuslari nisbati D) Linzaning suvga nisbatan nur sindirish ko’rsatkichi 22 / 25 Yorug’likning vakuumdagi tezligi (m/s) A) 3 000 B) 30 000 C) 200 000 000 D) 300 000 000 23 / 25 Fokus masofasi F, buyumdan linzagacha masofa d, linzadan tasvirgacha masofa f bo’lsa, d>2F, F A) Proyeksion apparat B) Fotoapparat C) Lupa D) Fotoapparat va ko’z 24 / 25 Nur havodan suvga tushmoqda. Bunda to’la ichki qaytish hodisasini kuzatish mumkinmi? A) Suv qatlamining qalinligiga bog’liq B) Yo’q C) Nurning tushish burchagiga bog’liq D) Ha 25 / 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) 50 C) 6,25 D) 25 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 Tomonidan Wordpress Quiz plugin Author: InfoMaster Foydali bo'lsa mamnunmiz