9-sinf Fizika 4-chorak May 21, 2021May 21, 2021 da chop etilgan InfoMaster tomonidan 9-sinf Fizika 4-chorak ga fikr bildirilmagan. 3 Tomonidan yaratilgan InfoMaster 9-sinf Fizika 4-chorak Testni Vafaqulov Alisher tayyorladi. Ismi familiyangizni kriting: IsmTelefon raqami 1 / 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) 3,1,2,4,6,5 B) 6,5,4,3,2,1 C) 1,3,4,6,5,2 D) 1,2,3,4,5,6 2 / 25 Lazerlarda qanday nurlanish turi qo’llaniladi A) Issiqlikdan nurlanish B) Tormozli nurlanish C) Rentgen nurlari D) Majburiy nurlanish 3 / 25 Aytilganlardan fotoeffekt hodisasiga asoslangan asboblarni ajrating. 1-fotodiod, 2- quyosh batareyalari, 3-foto tranzistor, 4- optron, 5- rezistor, 6-termobatareya A) 4,5,6 B) 1,2,3,4 C) 1,2,3,4,5,6 D) 1,6 4 / 25 Fotoeffektning"Qizil chegarasi"ni topish formulasini ko’rsating. (v-nyu) (λ - lyambda) A) λ=A/h B) E=hc/λ C) L=c/v D) E=hv 5 / 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) 153 B) 100 C) 53 D) 200 6 / 25 Fotoeffekt uchun Eneshteyin formulasini ko’rsating A) hv=A+mv²/2 B) E=h v (v-nyu) C) E>A D) E = hc/λ 7 / 25 Yorug’likning bitta porsiyasi .... deb nomlanadi A) Elektron B) foton C) Kvant D) Kvant,foton 8 / 25 Qaysi nurlarning zarracha hususiyati kamroq A) Rentgen B) Ko’zga ko'rinadigan C) γ-nurlar D) Ultirabinafsha 9 / 25 Nur suvdan havoga tushmoqda. Bunda to’la ichki qaytish hodisasini kuzatish mumkinmi? A) Yo’q B) Ha C) Nurning tushish burchagiga bog’liq D) Suv qatlamining qalinligiga bog’liq 10 / 25 Yorug’lik tezligining to’lqin uzunligiga va tebranish davriga bog’liqlik formulasini ko’rsating A) υ = at B) c = λ / T C) υ = λ / ν D) υ = S / t 11 / 25 Normal ko’z uchun eng yaxshi ko’rish masofasi qanchaga teng? A) 20 sm B) 10 sm C) 15 sm D) 25 sm 12 / 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) 25 B) 12,5 C) 50 D) 6,25 13 / 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) Yaqindan ko’rarlik, botiq C) Uzoqdan ko’rarlik, qavariq D) Ranglarni ajratmaslik, botiq 14 / 25 150 gradus S tempratura Kelvin shkalasida nimaga teng A) 123 K B) 423 K C) -423 K D) -123 K 15 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = V / S B) D = 2 – R C) D = m / V D) D = C / π 16 / 25 Havodagi suv bug’larining to'yingan holda o'tadigan tempraturasi …………. deyiladi A) shudring tempraturasi B) bug’lanish tempraturasi C) qaynash tempraturasi D) absolyut tempraturasi 17 / 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 18 / 25 Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating A) ν (nyu) = N / Na B) ν (nyu) = m / M C) ν (nyu) = Nm / M D) ν (nyu) = 1 / T 19 / 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 20 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Broun B) Avogadro C) Shtern D) Maksvell 21 / 25 Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....? A) Avogadro 6*10³⁴ 1/ mol B) Avogadro 6*10²³ 1/ mol C) Avogadro 6*10²⁴ 1/ mol D) Avogadro 6*10²⁶ 1/ mol 22 / 25 Odam va hayvonlar ichagidan oziqlantiruvchi moddalar qonunga qaysi fizik hodisa tufayli o’tadi A) Broun xarakati B) Broun xarakati C) Erish D) Diffuziya 23 / 25 1 m ³ suvda necha molekula bor? A) 10⁵ B) 3,3 * 10²⁸ C) 6 * 10²³ D) 5 * 10²⁵ 24 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = C / π B) D = V / S C) D = 2 – R D) D = m / V 25 / 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) Avogadro D) Boyl-Mariott 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 Fizika choraklik