Uy » Choraklik online testlar » Fizika choraklik » 9-sinf Fizika 4-chorak Fizika choraklik 9-sinf Fizika 4-chorak InfoMaster May 21, 2021 691 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 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) 12,5 C) 25 D) 50 2 / 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 3 / 25 Buyum linzadan 4F masofaga joylashtirilgan. Shu buyumning ekrandagi tasviri uning o’zidan necha marta kichik? A) 3 B) 4 C) 2 D) 1 4 / 25 Elektromagnit to'lqinlar spektri ko’rinadigan qismining to’lqin uzunligi diapazonini ko’rsating (mikrometr) A) Lyambda 0,4 - 0,75 B) Lyambda > 0,75 C) Lyambda < 0,4 D) Lyambda 0-10 5 / 25 Nur havodan suvga tushmoqda. Bunda to’la ichki qaytish hodisasini kuzatish mumkinmi? A) Yo’q B) Nurning tushish burchagiga bog’liq C) Suv qatlamining qalinligiga bog’liq D) Ha 6 / 25 Asosiy qismi ob’ektiv va kameradan iborat. Tasvir kameraning orqa tomonida to’nkarilgan, haqiqiy va kichraygan holda hosil bo’ladi. Nima haqida gap bormoqda? A) Fotoapparat B) Mikroskop C) Epidiaskop D) Proyeksion apparat 7 / 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) 1,2,3,4,5,6 D) 1,3,4,6,5,2 8 / 25 Lazer nurining tarqalish burchagi qancha? A) 10 -10 radian B) 10 -2 radian C) 1 radian D) 10 -5 radian 9 / 25 Yorug’lik ta’sirida kuchlanish hosil qiladigan yarim o'tgazgich A) Quyosh batareyasi B) Tranzistor C) Diod D) Triod 10 / 25 Qaysi nurlarning zarracha hususiyati kamroq A) Ko’zga ko'rinadigan B) Rentgen C) γ-nurlar D) Ultirabinafsha 11 / 25 Quvvati 100 vatt bo’lgan yorug’lik manbai 1s ichida 5*1020 ta foton chiqaradi. Nurlanishning to’lqin uzunligini toping(mikrometr) A) 2,3 B) 0,99 C) 10 D) 4,5 12 / 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) 40 kV B) 140 kV C) 200 kV D) 100 kV 13 / 25 Plank doimiysi qiymatini ko’rsating A) 6,63*10¯³⁴ Js B) 6,7*10 ¯^11 Nm²/kg² C) 9,8 N/kg D) 7,9 km/s 14 / 25 Quyidagi keltirilgan formulalardan Mendelev Klapeyron tenglamasini ko’rsating A) p=2/3 nEk B) pV=RT C) pV=T/=const D) pV=m/MRT 15 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 2 marta kamayadi B) 4 marta ortadi C) 4 marta kamayadi D) 2 marta ortadi 16 / 25 Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan? A) Avogadro B) L.Bolsman C) O.Shtern D) J.Maksvel 17 / 25 Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating A) K=1,38 J/K B) R=8,31*10³ J/mol K C) P=3,14 D) R=8,31 J/mol K 18 / 25 1 m ³ suvda necha molekula bor? A) 10⁵ B) 5 * 10²⁵ C) 3,3 * 10²⁸ D) 6 * 10²³ 19 / 25 100 K Selsiy shkalasida nimaga teng A) -173 gradus S B) 100 gradus S C) 373 gradus S D) - 373 gradus S 20 / 25 Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi A) Maksvell B) Broun C) Avogadro D) Shtern 21 / 25 Izotermik jarayon uchun termodinamikaning 1-qonuni A) Q= ΔU B) Q= ΔU+A C) ΔU=-A D) Q=A 22 / 25 Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin A) D = m / V B) D = 2 – R C) D = V / S D) D = C / π 23 / 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 24 / 25 O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni A) Avogadro B) Gey – Lyussak C) Boyl-Mariott D) Sharl 25 / 25 Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi A) 4 marta ortadi B) 2 marta kamayadi C) 2 marta ortadi D) 4 marta kamayadi 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