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9-sinf Fizika 3-chorak

InfoMaster

May 21, 2021

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9-sinf Fizika 3-chorak

Testni Vafaqulov Alisher tayyorladi.

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1 / 25

Metallarni payvandlab ulash qaysi hodisaga asoslangan?

A) Molekulalarning atomlardan tashkil topishi

B) Broun harakati

C) Molekulalar orasidagi tortitish kuchi

D) Diffuziya

2 / 25

Sabzavotlarni tuzlash qaysi fizik hodisaga asoslangan

A) Qaynash

B) Bug'lanish va Qaynash

C) Bug'lanish

D) Diffuziya

3 / 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

4 / 25

Dinamika so‘zining ma’nosi nima

A) kuch

B) mashina

C) bo‘lak, parcha

D) harakat

5 / 25

Selsiy shkalasining nol nuqtasi nimani bildiradi

A) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura

B) Suvning qaynash temperaturasi

C) Suvning qotish temperaturasi

D) Suvning kritik temperaturasi

6 / 25

O’simlik moyi suyuqlik ustida cheksiz yoyila oladimi

A) Cheksiz yoyiladi

B) Moy qatlamining qalinligiga bog'liq

C) Cheksiz yoyilmaydi

D) Moy qatlami qalinligi eng kichik zarraning kundalang kesimiga tenglashguncha yoyiladi

7 / 25

Ideal gaz haroratining 2marta ko’tarilishi hajm birligidagi molekulalar sonining 2marta kamayishiga olib kelagan bo’lsa, uning bosimi qanday o’zgaradi

A) 5marta kamayadi

B) 4marta ortadi

C) O’zgarmaydi

D) 2marta kamayadi

8 / 25

Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan?

A) O.Shtern

B) L.Bolsman

C) Avogadro

D) J.Maksvel

9 / 25

Moddalarnin issiqlik almashinishi natijasida tempraturalarga tenglashishi ...deyiladi

A) ideal gaz

B) issiqlik muvozanati

C) to’yingan bug’

D) tempratura

10 / 25

Odam va hayvonlar ichagidan oziqlantiruvchi moddalar qonunga qaysi fizik hodisa tufayli o’tadi

A) Diffuziya

B) Erish

C) Broun xarakati

D) Broun xarakati

11 / 25

O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni.?

A) Sharl’

B) Avogadro

C) Boyl-Mariott

D) Gey – Lyussak

12 / 25

1 m ³ suvda necha molekula bor?

A) 6 * 10²³

B) 3,3 * 10²⁸

C) 5 * 10²⁵

D) 10⁵

13 / 25

Ideal gaz temperaturasi va konsentratsiyasi 2 marta kamaysa, uning bosimi qanday o'zgaradi

A) 4 marta kamayadi

B) 2 marta kamayadi

C) 4 marta ortadi

D) 2 marta ortadi

14 / 25

Fokus masofasi F, buyumdan linzagacha masofa d, linzadan tasvirgacha masofa f bo’lsa, F2F munosabat aytilgan optik asboblarning qaysiciga to’gri keladi?

A) Proyeksion apparat

B) Fotoapparat va ko’z

C) Lupa

D) Fotoapparat

15 / 25

Nur havodan suvga 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

16 / 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

17 / 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>2F

C) l- F

D) l- f

18 / 25

Nur suvdan havoga tushmoqda. Bunda to’la ichki qaytish hodisasini kuzatish mumkinmi?

A) Nurning tushish burchagiga bog’liq

B) Suv qatlamining qalinligiga bog’liq

C) Ha

D) Yo’q

19 / 25

Elektromagnit to'lqinlar spektri ko’rinadigan qismining to’lqin uzunligi diapazonini ko’rsating (mikrometr)

A) Lyambda 0,4 - 0,75

B) Lyambda 0-10

C) Lyambda > 0,75

D) Lyambda < 0,4

20 / 25

Yorug’lik tezligining to’lqin uzunligiga va tebranish davriga bog’liqlik formulasini ko’rsating

A) c = λ / T

B) υ = S / t

C) υ = at

D) υ = λ / ν

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 suvga nisbatan nur sindirish ko’rsatkichi

C) Linzaning absolyut nur sindirish ko’rsatkichi

D) Sfera radiuslari nisbati

22 / 25

Klapeyron - Mendelev tenglamashini ko’rsating

A) PV = mRT/M

B) Pr = mRT/v

C) PV = RT/M

D) Pm = vRT/M

23 / 25

100 K Selsiy shkalasida nimaga teng

A) 100 gradus S

B) - 373 gradus S

C) 373 gradus S

D) -173 gradus S

24 / 25

O’zgarmas temperaturada berilgan massali gaz hajmining unga mos kelgan bosimiga ko’paytmasi o’zgarmas kattalik . Bu qonun ……….. qonuni

A) Gey – Lyussak

B) Sharl

C) Avogadro

D) Boyl-Mariott

25 / 25

Selsiy shkalasining nol nuqtasi nimani bildiradi

A) Tabiatda bo’lishi mumkin bo'lgan eng past temperatura

B) Suvning kritik temperaturasi

C) Suvning qaynash temperaturasi

D) Suvning qotish temperaturasi

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

Author: InfoMaster

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9-sinf Fizika 3-chorak

Ismi familiyangizni kriting:

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

Author: InfoMaster

9-sinf Fizika 2-chorak

9-sinf Fizika 4-chorak

9-sinf Fizika 4-chorak

9-sinf Fizika 2-chorak

9-sinf Fizika 1-chorak

8-sinf Fizika 4-chorak

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