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9-sinf Fizika 2-chorak

InfoMaster

May 21, 2021

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9-sinf Fizika 2-chorak

Testni Vafaqulov Alisher tayyorladi.

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1 / 25

1 m ³ suvda necha molekula bor?

A) 3,3 * 10²⁸

B) 6 * 10²³

C) 5 * 10²⁵

D) 10⁵

2 / 25

Sabzavotlarni tuzlash qaysi fizik hodisaga asoslangan

A) Bug'lanish

B) Qaynash

C) Diffuziya

D) Bug'lanish va Qaynash

3 / 25

O’simlik moyi suyuqlik ustida cheksiz yoyila oladimi

A) Moy qatlamining qalinligiga bog'liq

B) Cheksiz yoyiladi

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

D) Cheksiz yoyilmaydi

4 / 25

Dinamika so‘zining ma’nosi nima

A) harakat

B) mashina

C) kuch

D) bo‘lak, parcha

5 / 25

Moddaning bir moldagi atomlar yoki molekulalar soni ........ doimiysi deb ataladi, va uning qiymati ....?

A) Avogadro 6*10²³ 1/ mol

B) Avogadro 6*10²⁶ 1/ mol

C) Avogadro 6*10³⁴ 1/ mol

D) Avogadro 6*10²⁴ 1/ mol

6 / 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

7 / 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) Avogadro

D) Sharl’

8 / 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) O’zgarmaydi

D) 4marta ortadi

9 / 25

Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan?

A) L.Bolsman

B) O.Shtern

C) Avogadro

D) J.Maksvel

10 / 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

11 / 25

Gapni davom ettiring. Moddaning 1 moliga to’g’ri kelgan massani kg (gr)larda ifodalangan qiymatiga ….deyiladi

A) moda miqdori

B) nisbiy molekulalar massa

C) modda

D) molar massasi

12 / 25

Universal gaz doimiysining qiymati va o'lchov birligini ko'rsating

A) R=8,31 J/mol K

B) R=8,31*10³ J/mol K

C) K=1,38 J/K

D) P=3,14

13 / 25

Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi

A) Shtern

B) Maksvell

C) Avogadro

D) Broun

14 / 25

100 K Selsiy shkalasida nimaga teng

A) 100 gradus S

B) - 373 gradus S

C) 373 gradus S

D) -173 gradus S

15 / 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

16 / 25

Gazning o’zgarmas hajmida sodir bo'ladigan bir holatdan boshqa holatga o'tish jarayoni ……. jarayon deyiladi

A) izoxorik

B) izotermik

C) izobarik

D) adibatik

17 / 25

Izoxorik jarayon uchun termodinamikaning 1-qonuni

A) Q= ΔU+A

B) Q= ΔU

C) Q=A

D) ΔU=-A

18 / 25

Klapeyron - Mendelev tenglamashini ko’rsating

A) PV = RT/M

B) Pm = vRT/M

C) Pr = mRT/v

D) PV = mRT/M

19 / 25

Termodinamikaning 1-qonuni formulasi

A) Q=A+ΔU

B) Q=cm Δt

C) Q= l m

D) Q=L m

20 / 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) = 1 / T

D) ν (nyu) = Nm / M

21 / 25

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

A) 4 marta ortadi

B) 2 marta ortadi

C) 4 marta kamayadi

D) 2 marta kamayadi

22 / 25

P1 V1 / T1 = P2 V2 / T2 formuladan V2 ifodasini toping

A) V₂ = T₁ T₂ V₁ / P₁ P₂

B) V₂ = R₁ P₂ V₁/ T₁ T₂

C) V₂ = P₁ V₁ T ₂ / T₁ P₂

D) V₂ = T₁ P₂ / P₁ V₁ T₂

23 / 25

Azotning molyar massasi 0,028 kg/mol. Azot molekulasining massasi nimaga teng

A) 4,6 * 10¯²⁴ g

B) 4,6 * 10¯²³ g

C) 56 * 10¯²³ g

D) 4,6 * 10¯⁴² g

24 / 25

150 gradus S tempratura Kelvin shkalasida nimaga teng

A) -423 K

B) 123 K

C) -123 K

D) 423 K

25 / 25

Molekulalarning xarakat tezliklarini tajribada birinchi bo'lib ....... aniqlanadi

A) Shtern

B) Broun

C) Avogadro

D) Maksvell

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 2-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 1-chorak

9-sinf Fizika 3-chorak

9-sinf Fizika 4-chorak

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