Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 3-chorak Fizika choraklik 9-sinf Fizika 3-chorak InfoMaster May 21, 2021 493 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 2 0 9-sinf Fizika 3-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni.? A) Boyl-Mariott B) Gey – Lyussak C) Sharl’ D) Avogadro 2 / 25 Gapni davom ettiring. Moddaning 1 moliga to’g’ri kelgan massani kg (gr)larda ifodalangan qiymatiga ….deyiladi A) nisbiy molekulalar massa B) molar massasi C) moda miqdori D) modda 3 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = m / V B) D = V / S C) D = C / π D) D = 2 – R 4 / 25 Diffuziya tezligi nimaga bog’liq A) modda miqdoriga B) Modda tempraturasiga C) tashqi bosimga D) modda zichligiga 5 / 25 Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating A) R=8,31 J/mol K B) P=3,14 C) R=8,31*10³ J/mol K D) K=1,38 J/K 6 / 25 Tempraturani o’lchash uchun qanday asbobdan foydalaniladi A) gigrometr B) termometr C) Barometr D) psixrometr 7 / 25 Ideal gaz haroratining 2marta ko’tarilishi hajm birligidagi molekulalar sonining 2marta kamayishiga olib kelagan bo’lsa, uning bosimi qanday o’zgaradi A) 2marta kamayadi B) O’zgarmaydi C) 5marta kamayadi D) 4marta ortadi 8 / 25 Klapeyron - Mendelev tenglamashini ko’rsating A) PV = mRT/M B) P₁/T₁= P₂/T₂ C) P₁V₁=P₂V₂ D) P₂V₁/T₁= P₂V₂/T₂ 9 / 25 Metallarni payvandlab ulash qaysi hodisaga asoslangan? A) Broun harakati B) Diffuziya C) Molekulalarning atomlardan tashkil topishi D) Molekulalar orasidagi tortitish kuchi 10 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) O.Shtern B) J.Maksvel C) Avogadro D) L.Bolsman 11 / 25 Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi? A) p/T=const B) pT=const C) v=m/M D) pV=const 12 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = m / V B) D = V / S C) D = C / π D) D = 2 – R 13 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Broun B) Shtern C) Maksvell D) Avogadro 14 / 25 Gazning o’zgarmas hajmida sodir bo'ladigan bir holatdan boshqa holatga o'tish jarayoni ……. jarayon deyiladi A) izoxorik B) izobarik C) izotermik D) adibatik 15 / 25 Selsiy shkalasidagi t temperatura Kelvin shkalasidagi tempratura bilan bog’lanish formulasi …. ? A) T = t- 273 B) T = 273 - t C) T = - t - 273 D) T = t + 273 16 / 25 Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating A) ν (nyu) = Nm / M B) ν (nyu) = 1 / T C) ν (nyu) = m / M D) ν (nyu) = N / Na 17 / 25 m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli A) izotermik B) izaxorik C) izobarik D) adibatik 18 / 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 19 / 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) Ranglarni ajratmaslik, botiq D) Uzoqdan ko’rarlik, qavariq 20 / 25 Yorug’lik tezligining to’lqin uzunligiga va tebranish davriga bog’liqlik formulasini ko’rsating A) c = λ / T B) υ = at C) υ = λ / ν D) υ = S / t 21 / 25 Fotoapparatda tasvir hosil bo’ladigan tekislik va ob’ektiv orasidagi masofa l qancha bo’lishi mumkin? F – ob’ektiv fokus masofasi A) l- F B) l- f C) l=F D) l>2F 22 / 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) 6,25 B) 25 C) 12,5 D) 50 23 / 25 Elektromagnit to'lqinlar spektri ko’rinadigan qismining to’lqin uzunligi diapazonini ko’rsating (mikrometr) A) Lyambda 0,4 - 0,75 B) Lyambda < 0,4 C) Lyambda > 0,75 D) Lyambda 0-10 24 / 25 Normal ko’z uchun eng yaxshi ko’rish masofasi qanchaga teng? A) 20 sm B) 15 sm C) 25 sm D) 10 sm 25 / 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) Proyeksion apparat C) Lupa D) Fotoapparat va ko’z 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