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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

Izoxorik jarayon uchun termodinamikaning 1-qonuni

A) Q= ΔU

B) Q= ΔU+A

C) Q=A

D) ΔU=-A

2 / 25

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

A) 4,6 * 10¯²³ g

B) 56 * 10¯²³ g

C) 4,6 * 10¯⁴² g

D) 4,6 * 10¯²⁴ g

3 / 25

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

A) D = 2 – R

B) D = V / S

C) D = C / π

D) D = m / V

4 / 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

5 / 25

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

A) shudring tempraturasi

B) absolyut tempraturasi

C) qaynash tempraturasi

D) bug’lanish tempraturasi

6 / 25

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

A) 2 marta ortadi

B) 4 marta kamayadi

C) 2 marta kamayadi

D) 4 marta ortadi

7 / 25

100 K Selsiy shkalasida nimaga teng

A) 373 gradus S

B) 100 gradus S

C) -173 gradus S

D) - 373 gradus S

8 / 25

Jismdagi modda miqdori undagi molekulalar sonini Avogadro doimiysi nisbatiga teng. Shu formulani ko'rsating

A) ν (nyu) = 1 / T

B) ν (nyu) = m / M

C) ν (nyu) = N / Na

D) ν (nyu) = Nm / M

9 / 25

150 gradus S tempratura Kelvin shkalasida nimaga teng

A) -423 K

B) -123 K

C) 423 K

D) 123 K

10 / 25

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

A) Avogadro 6*10²³ 1/ mol

B) Avogadro 6*10³⁴ 1/ mol

C) Avogadro 6*10²⁶ 1/ mol

D) Avogadro 6*10²⁴ 1/ mol

11 / 25

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

A) issiqlik balansi

B) tempratura muvozanati

C) gaz xolat tenglamasi

D) issiqlik muvozanati

12 / 25

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

A) izobarik

B) adibatik

C) izotermik

D) izoxorik

13 / 25

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

A) Sharl

B) Boyl-Mariott

C) Gey – Lyussak

D) Avogadro

14 / 25

Moddalarnin issiqlik almashinishi natijasida tempraturalarga tenglashishi ...deyiladi

A) ideal gaz

B) to’yingan bug’

C) issiqlik muvozanati

D) tempratura

15 / 25

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

A) molar massasi

B) modda

C) moda miqdori

D) nisbiy molekulalar massa

16 / 25

Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan?

A) O.Shtern

B) Avogadro

C) L.Bolsman

D) J.Maksvel

17 / 25

Quyidagi keltirilgan formulalardan Mendelev Klapeyron tenglamasini ko’rsating

A) pV=T/=const

B) pV=RT

C) p=2/3 nEk

D) pV=m/MRT

18 / 25

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

A) R=8,31 J/mol K

B) P=3,14

C) K=1,38 J/K

D) R=8,31*10³ J/mol K

19 / 25

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

A) tempratura muvozanati

B) gaz xolat tenglamasi

C) issiqlik balansi

D) issiqlik muvozanati

20 / 25

Tempraturani o’lchash uchun qanday asbobdan foydalaniladi

A) Barometr

B) psixrometr

C) termometr

D) gigrometr

21 / 25

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

A) Shtern

B) Maksvell

C) Broun

D) Avogadro

22 / 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

23 / 25

Dinamika so‘zining ma’nosi nima

A) harakat

B) mashina

C) kuch

D) bo‘lak, parcha

24 / 25

Sabzavotlarni tuzlash qaysi fizik hodisaga asoslangan

A) Diffuziya

B) Qaynash

C) Bug'lanish va Qaynash

D) Bug'lanish

25 / 25

Metallarni payvandlab ulash qaysi hodisaga asoslangan?

A) Molekulalarning atomlardan tashkil topishi

B) Broun harakati

C) Molekulalar orasidagi tortitish kuchi

D) Diffuziya

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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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