9-sinf Fizika 3-chorak Posted on May 21, 2021May 21, 2021 By InfoMaster 9-sinf Fizika 3-chorak ga fikr bildirilmagan. 4 9-sinf Fizika 3-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: NamePhone Number 1 / 25 Muhit nur sindirish ko’rsatkichining yorug’lik to’lqin uzunligiga bog’liq bo’lishiga yorug’lik ... deyiladi? A) Interferensiya B) Sinish C) Dispersiya D) Difraksiya 2 / 25 Buyum yig’uvchi linzadan d > 2F masofada joylashsa, uning tasviri qanday bo’ladi? F- linzaning fokus masofasi A) Kichiklashgan, teskari, haqiqiy B) Kattalashgan, to’g’ri, mavhum C) Kichiklashgan, to’g’ri, mavhum D) Kattalashgan, teskari, mavhum 3 / 25 Buyum linzadan 4F masofaga joylashtirilgan. Shu buyumning ekrandagi tasviri uning o’zidan necha marta kichik? A) 2 B) 4 C) 3 D) 1 4 / 25 Nur suvdan havoga tushmoqda. Bunda to’la ichki qaytish hodisasini kuzatish mumkinmi? A) Yo’q B) Suv qatlamining qalinligiga bog’liq C) Ha D) Nurning tushish burchagiga bog’liq 5 / 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) Daltonizm, qavariq D) Yaqindan ko’rarlik, botiq 6 / 25 Fokus masofasi F, buyumdan linzagacha masofa d, linzadan tasvirgacha masofa f bo’lsa, d>2F, F<f<2F munosabat aytilgan optik asboblarning qaysiga to’gri keladi? A) Lupa B) Fotoapparat C) Proyeksion apparat D) Fotoapparat va ko’z 7 / 25 Yorug’likning vakuumdagi tezligi (m/s) A) 30 000 B) 200 000 000 C) 300 000 000 D) 3 000 8 / 25 4 marta kattalashtirilgan lupaning optik kuchini (dptr) aniqlang. Buyumdan lupagacha bo'lgan masofa m ga teng. A) 8 dptr B) 10 dptr C) 4 dptr D) 16 dptr 9 / 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) Ko’zning eng yaxshi ko’rish masofasini C) Linzaning fokus masofasini D) Nuqsonni ko’z uchun ko’zoynak optik kuchini 10 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) -423 K B) 423 K C) 123 K D) -123 K 11 / 25 Izoxorik jarayon uchun termodinamikaning 1-qonuni A) Q= ΔU+A B) Q= ΔU C) ΔU=-A D) Q=A 12 / 25 Izotermik jarayon uchun termodinamikaning 1-qonuni A) Q= ΔU B) Q=A C) ΔU=-A D) Q= ΔU+A 13 / 25 Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating A) ν (nyu) = m / M B) ν (nyu) = 1 / T C) ν (nyu) = N / Na D) ν (nyu) = Nm / M 14 / 25 Selsiy shkalasining nol nuqtasi nimani bildiradi A) Suvning qaynash temperaturasi B) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura C) Suvning kritik temperaturasi D) Suvning qotish temperaturasi 15 / 25 100 K Selsiy shkalasida nimaga teng A) 373 gradus S B) - 373 gradus S C) -173 gradus S D) 100 gradus S 16 / 25 Quyidagi keltirilgan formulalardan Mendelev Klapeyron tenglamasini ko’rsating A) pV=m/MRT B) pV=RT C) p=2/3 nEk D) pV=T/=const 17 / 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) 5marta kamayadi C) 4marta ortadi D) O’zgarmaydi 18 / 25 Selsiy shkalasining nol nuqtasi nimani bildiradi A) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura B) Suvning qotish temperaturasi C) Suvning kritik temperaturasi D) Suvning qaynash temperaturasi 19 / 25 Ochiq idishdagi 200C tempraturali gazning zichligini 2marta kamaytirish uchun, uning tempraturasini qanchaga orttirish kerak A) 260°C B) 293°C C) 190°C D) 203°C 20 / 25 Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating A) P=3,14 B) R=8,31 J/mol K C) K=1,38 J/K D) R=8,31*10³ J/mol K 21 / 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 22 / 25 1 m ³ suvda necha molekula bor? A) 10⁵ B) 3,3 * 10²⁸ C) 6 * 10²³ D) 5 * 10²⁵ 23 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) L.Bolsman B) J.Maksvel C) O.Shtern D) Avogadro 24 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Avogadro B) Maksvell C) Broun D) Shtern 25 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = 2 – R B) D = V / S C) D = C / π D) D = m / V 0% Testni qayta ishga tushiring Baholash mezoni86%-100% 5 baho71%-85% 4 baho56%-70% 3 baho55% va kamiga 2 baho Fikr-mulohaza yuboring Author: InfoMaster 0Yoqdi0Yoqmadi50% LikesVS50% Dislikes Fizika
