Barcha fanlardan online testlar

9-sinf Fizika 3-chorak

InfoMaster

May 21, 2021

595 Ko'rishlar 0

SaqlashSaqlanganOlib tashlandi 3

Tomonidan yaratilgan InfoMaster

9-sinf Fizika 3-chorak

Testni Vafaqulov Alisher tayyorladi.

Ismi familiyangizni kriting:

IsmTelefon raqami

1 / 25

Fokus masofasi F, buyumdan linzagacha masofa d, linzadan tasvirgacha masofa f bo’lsa, d>2F, F

A) Fotoapparat va ko’z

B) Proyeksion apparat

C) Lupa

D) Fotoapparat

2 / 25

Normal ko’rish qobiliyatiga ega bo’lgan kishi yassi ko’zguda o’z betining tasvirga diqqat bilan qaraganda ko’zguni qanday masofada (sm) tutib turish lozim?

A) 12,5

B) 25

C) 50

D) 6,25

3 / 25

Asosiy qismi ob’ektiv va kameradan iborat. Tasvir kameraning orqa tomonida to’nkarilgan, haqiqiy va kichraygan holda hosil bo’ladi. Nima haqida gap bormoqda?

A) Proyeksion apparat

B) Epidiaskop

C) Fotoapparat

D) Mikroskop

4 / 25

Bu nuqsonda ko’z gavhari tasvirni to’r pardada emas, balki uning old qismida hosil qiladi. Bunday odamlar qanday linzadan yasalgan ko’zoynak taqadi?

A) Uzoqdan ko’rarlik, qavariq

B) Daltonizm, qavariq

C) Yaqindan ko’rarlik, botiq

D) Ranglarni ajratmaslik, botiq

5 / 25

1/F=(n-1)(1/R1+1/R2) formulada n nimani bildiradi?

A) Sfera radiuslari nisbati

B) Atrof-muxitning linzaga nisbatan nur sindirish ko’rsatkichi

C) Linzaning absolyut nur sindirish ko’rsatkichi

D) Linzaning suvga nisbatan nur sindirish ko’rsatkichi

6 / 25

Buyum yig’uvchi linzadan d > 2F masofada joylashsa, uning tasviri qanday bo’ladi? F- linzaning fokus masofasi

A) Kattalashgan, to’g’ri, mavhum

B) Kichiklashgan, to’g’ri, mavhum

C) Kichiklashgan, teskari, haqiqiy

D) Kattalashgan, teskari, mavhum

7 / 25

Buyum linzadan 4F masofaga joylashtirilgan. Shu buyumning ekrandagi tasviri uning o’zidan necha marta kichik?

A) 2

B) 1

C) 4

D) 3

8 / 25

Normal ko’z uchun eng yaxshi ko’rish masofasi qanchaga teng?

A) 25 sm

B) 20 sm

C) 15 sm

D) 10 sm

9 / 25

Selsiy shkalasining nol nuqtasi nimani bildiradi

A) Suvning kritik temperaturasi

B) Suvning qotish temperaturasi

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

D) Suvning qaynash temperaturasi

10 / 25

Sirt taranglik koeffitsiyenti formulasini ko'rsating

A) δ(sigma) = Q/L

B) δ(sigma) =Q/m

C) δ (sigma) = F/l

D) δ(sigma) = F/S

11 / 25

150 gradus S tempratura Kelvin shkalasida nimaga teng

A) -423 K

B) 423 K

C) 123 K

D) -123 K

12 / 25

100 K Selsiy shkalasida nimaga teng

A) 100 gradus S

B) -173 gradus S

C) 373 gradus S

D) - 373 gradus S

13 / 25

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

A) 2 marta kamayadi

B) 4 marta kamayadi

C) 4 marta ortadi

D) 2 marta ortadi

14 / 25

Klapeyron - Mendelev tenglamashini ko’rsating

A) PV = mRT/M

B) PV = RT/M

C) Pm = vRT/M

D) Pr = mRT/v

15 / 25

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

A) 4,6 * 10¯⁴² g

B) 4,6 * 10¯²³ g

C) 4,6 * 10¯²⁴ g

D) 56 * 10¯²³ g

16 / 25

Izoxorik jarayon uchun termodinamikaning 1-qonuni

A) Q= ΔU

B) Q= ΔU+A

C) Q=A

D) ΔU=-A

17 / 25

Termodinamikaning 1-qonuni formulasi

A) Q=A+ΔU

B) Q=L m

C) Q= l m

D) Q=cm Δt

18 / 25

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

A) Maksvell

B) Shtern

C) Avogadro

D) Broun

19 / 25

Klapeyron - Mendelev tenglamashini ko’rsating

A) P₂V₁/T₁= P₂V₂/T₂

B) PV = mRT/M

C) P₁V₁=P₂V₂

D) P₁/T₁= P₂/T₂

20 / 25

Dinamika so‘zining ma’nosi nima

A) kuch

B) bo‘lak, parcha

C) mashina

D) harakat

21 / 25

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

A) moda miqdori

B) modda

C) molar massasi

D) nisbiy molekulalar massa

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) Avogadro

C) Boyl-Mariott

D) Sharl’

23 / 25

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

A) D = m / V

B) D = V / S

C) D = C / π

D) D = 2 – R

24 / 25

Metallarni payvandlab ulash qaysi hodisaga asoslangan?

A) Diffuziya

B) Broun harakati

C) Molekulalarning atomlardan tashkil topishi

D) Molekulalar orasidagi tortitish kuchi

25 / 25

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

A) tempratura muvozanati

B) issiqlik muvozanati

C) issiqlik balansi

D) gaz xolat tenglamasi

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 3

Oldingi

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 3-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 2-chorak

9-sinf Fizika 4-chorak

9-sinf Fizika 4-chorak

9-sinf Fizika 2-chorak

9-sinf Fizika 1-chorak

8-sinf Fizika 4-chorak

Javob qoldiring

Elementlarni Solishtiring