Barcha fanlardan online testlar

9-sinf Fizika 2-chorak

InfoMaster

May 21, 2021

1191 Ko'rishlar 0

SaqlashSaqlanganOlib tashlandi 4

Tomonidan yaratilgan InfoMaster

9-sinf Fizika 2-chorak

Testni Vafaqulov Alisher tayyorladi.

Ismi familiyangizni kriting:

IsmTelefon raqami

1 / 25

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

A) ν (nyu) = 1 / T

B) ν (nyu) = Nm / M

C) ν (nyu) = N / Na

D) ν (nyu) = m / M

2 / 25

Termodinamikaning 1-qonuni formulasi

A) Q=L m

B) Q=cm Δt

C) Q= l m

D) Q=A+ΔU

3 / 25

100 K Selsiy shkalasida nimaga teng

A) 100 gradus S

B) 373 gradus S

C) - 373 gradus S

D) -173 gradus S

4 / 25

Izotermik jarayon uchun termodinamikaning 1-qonuni

A) Q=A

B) ΔU=-A

C) Q= ΔU

D) Q= ΔU+A

5 / 25

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

A) shudring tempraturasi

B) qaynash tempraturasi

C) bug’lanish tempraturasi

D) absolyut tempraturasi

6 / 25

1 m³ suvda necha molekula bor?

A) 3,3 * 10²⁸

B) 5 * 10²⁵

C) 6 * 10²³

D) 10⁵

7 / 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

8 / 25

Sirt taranglik koeffitsiyenti formulasini ko'rsating

A) δ(sigma) = F/S

B) δ(sigma) = Q/L

C) δ (sigma) = F/l

D) δ(sigma) =Q/m

9 / 25

Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi?

A) p/T=const

B) v=m/M

C) pV=const

D) pT=const

10 / 25

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

A) Avogadro 6*10²⁴ 1/ mol

B) Avogadro 6*10²⁶ 1/ mol

C) Avogadro 6*10³⁴ 1/ mol

D) Avogadro 6*10²³ 1/ mol

11 / 25

Sabzavotlarni tuzlash qaysi fizik hodisaga asoslangan

A) Bug'lanish

B) Bug'lanish va Qaynash

C) Qaynash

D) Diffuziya

12 / 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

13 / 25

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

A) Diffuziya

B) Erish

C) Broun xarakati

D) Broun xarakati

14 / 25

Moddalarnin issiqlik almashinishi natijasida tempraturalarga tenglashishi ...deyiladi

A) to’yingan bug’

B) issiqlik muvozanati

C) tempratura

D) ideal gaz

15 / 25

Ochiq idishdagi 20⁰C tempraturali gazning zichligini 2marta kamaytirish uchun, uning tempraturasini qanchaga orttirish kerak

A) 203°C

B) 190°C

C) 293°C

D) 260°C

16 / 25

Birinchi bo’lib gaz molekulalarining harakat tezligini kim aniqlagan?

A) L.Bolsman

B) Avogadro

C) O.Shtern

D) J.Maksvel

17 / 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) molar massasi

D) modda

18 / 25

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

A) Avogadro

B) Sharl’

C) Boyl-Mariott

D) Gey – Lyussak

19 / 25

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

A) D = C / π

B) D = 2 – R

C) D = m / V

D) D = V / S

20 / 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) 2marta kamayadi

C) 4marta ortadi

D) O’zgarmaydi

21 / 25

O’simlik moyi suyuqlik ustida cheksiz yoyila oladimi

A) Moy qatlamining qalinligiga bog'liq

B) Cheksiz yoyilmaydi

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

D) Cheksiz yoyiladi

22 / 25

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

A) R=8,31 J/mol K

B) K=1,38 J/K

C) P=3,14

D) R=8,31*10³ J/mol K

23 / 25

Diffuziya tezligi nimaga bog’liq

A) modda zichligiga

B) Modda tempraturasiga

C) modda miqdoriga

D) tashqi bosimga

24 / 25

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

A) Avogadro

B) Shtern

C) Maksvell

D) Broun

25 / 25

Dinamika so‘zining ma’nosi nima

A) bo‘lak, parcha

B) harakat

C) mashina

D) kuch

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

Author: InfoMaster

Foydali bo'lsa mamnunmiz

SaqlashSaqlanganOlib tashlandi 4

Oldingi

9-sinf Fizika 1-chorak

Keyingi

9-sinf Fizika 3-chorak

InfoMaster

Foydali bo'lsa mamnunmiz

Tegishli Maqolalar

Istaklar ro'yxatiga qo'shildiIstaklar ro'yxatidan olib tashlandi 2

Javob qoldiring

Sharhlash uchun siz saytga kirishingiz lozim.

May 2021
Du	Se	Ch	Pa	Ju	Sh	Ya
	1	2
3	4	5	6	7	8	9
10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
31

Elementlarni Solishtiring

Jami (0)

Solishtiring

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

Javob qoldiring

Elementlarni Solishtiring