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9-sinf Fizika 2-chorak

InfoMaster

May 21, 2021

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9-sinf Fizika 2-chorak

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1 / 25

Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin

A) D = V / S

B) D = m / V

C) D = 2 – R

D) D = C / π

2 / 25

Izotermik jarayon uchun termodinamikaning 1-qonuni

A) Q= ΔU

B) Q= ΔU+A

C) Q=A

D) ΔU=-A

3 / 25

Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi

A) issiqlik muvozanati

B) tempratura muvozanati

C) gaz xolat tenglamasi

D) issiqlik balansi

4 / 25

1 m³ suvda necha molekula bor?

A) 6 * 10²³

B) 5 * 10²⁵

C) 3,3 * 10²⁸

D) 10⁵

5 / 25

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

A) V₂ = T₁ P₂ / P₁ V₁ T₂

B) V₂ = R₁ P₂ V₁/ T₁ T₂

C) V₂ = P₁ V₁ T ₂ / T₁ P₂

D) V₂ = T₁ T₂ V₁ / P₁ P₂

6 / 25

Havodagi suv bug’larining to'yingan holda o'tadigan tempraturasi …………. deyiladi

A) qaynash tempraturasi

B) absolyut tempraturasi

C) shudring tempraturasi

D) bug’lanish tempraturasi

7 / 25

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

A) Avogadro

B) Shtern

C) Maksvell

D) Broun

8 / 25

Izoxorik jarayon uchun termodinamikaning 1-qonuni

A) Q= ΔU

B) ΔU=-A

C) Q= ΔU+A

D) Q=A

9 / 25

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

A) 4 marta kamayadi

B) 4 marta ortadi

C) 2 marta kamayadi

D) 2 marta ortadi

10 / 25

100 K Selsiy shkalasida nimaga teng

A) 373 gradus S

B) -173 gradus S

C) 100 gradus S

D) - 373 gradus S

11 / 25

Klapeyron - Mendelev tenglamashini ko’rsating

A) PV = RT/M

B) PV = mRT/M

C) Pr = mRT/v

D) Pm = vRT/M

12 / 25

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

A) Avogadro 6*10²⁶ 1/ mol

B) Avogadro 6*10²⁴ 1/ mol

C) Avogadro 6*10²³ 1/ mol

D) Avogadro 6*10³⁴ 1/ mol

13 / 25

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

A) Avogadro 6*10²⁶ 1/ mol

B) Avogadro 6*10²³ 1/ mol

C) Avogadro 6*10³⁴ 1/ mol

D) Avogadro 6*10²⁴ 1/ mol

14 / 25

O’simlik moyi suyuqlik ustida cheksiz yoyila oladimi

A) Moy qatlamining qalinligiga bog'liq

B) Cheksiz yoyilmaydi

C) Cheksiz yoyiladi

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

15 / 25

Suv sirtida moy tomchisi yoyilishidan foydalanib, molekula diametrini qaysi formuladan o'lchanishi mumkin

A) D = m / V

B) D = 2 – R

C) D = C / π

D) D = V / S

16 / 25

Selsiy shkalasining nol nuqtasi nimani bildiradi

A) Suvning qotish temperaturasi

B) Suvning kritik temperaturasi

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

D) Suvning qaynash temperaturasi

17 / 25

Metallarni payvandlab ulash qaysi hodisaga asoslangan?

A) Broun harakati

B) Diffuziya

C) Molekulalar orasidagi tortitish kuchi

D) Molekulalarning atomlardan tashkil topishi

18 / 25

Moddalarning issiqlik almashinishi ish natijasida tempraturalari tenglashishiga ......... aytiladi

A) tempratura muvozanati

B) issiqlik balansi

C) issiqlik muvozanati

D) gaz xolat tenglamasi

19 / 25

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

A) Shtern

B) Maksvell

C) Broun

D) Avogadro

20 / 25

Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan?

A) J.Maksvel

B) L.Bolsman

C) Avogadro

D) O.Shtern

21 / 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’

22 / 25

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

A) R=8,31 J/mol K

B) P=3,14

C) R=8,31*10³ J/mol K

D) K=1,38 J/K

23 / 25

Moddalarnin issiqlik almashinishi natijasida tempraturalarga tenglashishi ...deyiladi

A) to’yingan bug’

B) tempratura

C) issiqlik muvozanati

D) ideal gaz

24 / 25

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

A) 2 marta kamayadi

B) 4 marta kamayadi

C) 2 marta ortadi

D) 4 marta ortadi

25 / 25

Sabzavotlarni tuzlash qaysi fizik hodisaga asoslangan

A) Diffuziya

B) Bug'lanish

C) Qaynash

D) Bug'lanish va Qaynash

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

9-sinf Fizika 3-chorak

9-sinf Fizika 1-chorak

8-sinf Fizika 4-chorak

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