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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

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

A) 2 marta ortadi

B) 2 marta kamayadi

C) 4 marta ortadi

D) 4 marta kamayadi

2 / 25

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

A) Avogadro

B) Maksvell

C) Shtern

D) Broun

3 / 25

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

A) Boyl-Mariott

B) Avogadro

C) Gey – Lyussak

D) Sharl

4 / 25

Klapeyron - Mendelev tenglamashini ko’rsating

A) PV = mRT/M

B) PV = RT/M

C) Pm = vRT/M

D) Pr = mRT/v

5 / 25

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

A) 56 * 10¯²³ g

B) 4,6 * 10¯⁴² g

C) 4,6 * 10¯²³ g

D) 4,6 * 10¯²⁴ g

6 / 25

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

A) adibatik

B) izoxorik

C) izobarik

D) izotermik

7 / 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

8 / 25

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

A) ν (nyu) = m / M

B) ν (nyu) = 1 / T

C) ν (nyu) = N / Na

D) ν (nyu) = Nm / M

9 / 25

100 K Selsiy shkalasida nimaga teng

A) 100 gradus S

B) - 373 gradus S

C) -173 gradus S

D) 373 gradus S

10 / 25

Izotermik jarayon uchun termodinamikaning 1-qonuni

A) Q= ΔU+A

B) Q= ΔU

C) Q=A

D) ΔU=-A

11 / 25

1 m³ suvda necha molekula bor?

A) 5 * 10²⁵

B) 3,3 * 10²⁸

C) 6 * 10²³

D) 10⁵

12 / 25

Sirt taranglik koeffitsiyenti formulasini ko'rsating

A) δ (sigma) = F/l

B) δ(sigma) = F/S

C) δ(sigma) =Q/m

D) δ(sigma) = Q/L

13 / 25

Termodinamikaning 1-qonuni formulasi

A) Q=A+ΔU

B) Q= l m

C) Q=cm Δt

D) Q=L m

14 / 25

Selsiy shkalasidagi t temperatura Kelvin shkalasidagi tempratura bilan bog’lanish formulasi …. ?

A) T = t- 273

B) T = 273 - t

C) T = - t - 273

D) T = t + 273

15 / 25

Molekulalar kinetik nazariyaning asosiy qoidalari qaysi javobda to’liq bayon qilinngan

A) Modda elementlar zarralardan tuziladi va ular bir-biriga to’xtovsiz aylanib turadi

B) Modda m ayday zarralardan tashkil topgan va ular orasida o’zaro ta’sir kuchlari mavjud

C) Modda mayday bo’laklardan tuziladi va ular fazoni uzluksiz to’ldiradi

D) Moddalar mayda zarralar- molekulalar va atomlardan tashkil topgan, ular tartibsiz va to’xtovsiz harakatda, atom va molekulalar bir-birlari bilan o’zaro ta’sirda, moddalarning xossalari shu molekulalar harakati va o’zaro ta’siri biolan belgilanadi

16 / 25

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

A) Maksvell

B) Shtern

C) Broun

D) Avogadro

17 / 25

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

A) Sharl’

B) Gey – Lyussak

C) Avogadro

D) Boyl-Mariott

18 / 25

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

A) 2 marta ortadi

B) 2 marta kamayadi

C) 4 marta ortadi

D) 4 marta kamayadi

19 / 25

1 m ³ suvda necha molekula bor?

A) 3,3 * 10²⁸

B) 6 * 10²³

C) 10⁵

D) 5 * 10²⁵

20 / 25

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

A) R=8,31*10³ J/mol K

B) P=3,14

C) R=8,31 J/mol K

D) K=1,38 J/K

21 / 25

Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi?

A) p/T=const

B) pV=const

C) pT=const

D) v=m/M

22 / 25

Klapeyron - Mendelev tenglamashini ko’rsating

A) P₁/T₁= P₂/T₂

B) PV = mRT/M

C) P₁V₁=P₂V₂

D) P₂V₁/T₁= P₂V₂/T₂

23 / 25

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

A) D = 2 – R

B) D = C / π

C) D = V / S

D) D = m / V

24 / 25

Sabzavotlarni tuzlash qaysi fizik hodisaga asoslangan

A) Bug'lanish

B) Diffuziya

C) Bug'lanish va Qaynash

D) Qaynash

25 / 25

Tempraturani o’lchash uchun qanday asbobdan foydalaniladi

A) Barometr

B) gigrometr

C) termometr

D) psixrometr

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

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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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