Barcha fanlardan online testlar

9-sinf Fizika 3-chorak

InfoMaster

May 21, 2021

1046 Ko'rishlar 0

SaqlashSaqlanganOlib tashlandi 5

Tomonidan yaratilgan InfoMaster

9-sinf Fizika 3-chorak

Testni Vafaqulov Alisher tayyorladi.

Ismi familiyangizni kriting:

IsmTelefon raqami

1 / 25

Ko’zdan turli uzoqlikda joylashgan buyumlarni aniqroq ko’rish uchun mahsus muskullar ko’z gavharining egrilik radiusini bir oz o’zgartiradi. Bunga ... deyiladi?

A) Akkomodatsiya

B) Ko’rish masofasini o’zgartirish

C) moslashish

D) Adaptatsiya

2 / 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) Yaqindan ko’rarlik, botiq

B) Daltonizm, qavariq

C) Uzoqdan ko’rarlik, qavariq

D) Ranglarni ajratmaslik, botiq

3 / 25

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

A) Fotoapparat

B) Proyeksion apparat

C) Fotoapparat va ko’z

D) Lupa

4 / 25

Yorug’lik tezligining to’lqin uzunligiga va tebranish davriga bog’liqlik formulasini ko’rsating

A) υ = S / t

B) υ = λ / ν

C) υ = at

D) c = λ / T

5 / 25

Fokus masofasi 12 sm bo’lgan qavarik linzaning optik kuchi (dptr) nimaga teng?

A) 10

B) 0,1

C) 8,3

D) 1

6 / 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

7 / 25

Nur havodan suvga tushmoqda. Bunda to’la ichki qaytish hodisasini kuzatish mumkinmi?

A) Yo’q

B) Nurning tushish burchagiga bog’liq

C) Ha

D) Suv qatlamining qalinligiga bog’liq

8 / 25

D = 1 / L₀ - 1 / d₁ formula yordamida nima aniqlanadi? L₀- sog’ ko'zning yaxshi ko'rish masofasi, d₁- nuqsonli ko’zning yaxshi ko’rish masofasi

A) Linzaning fokus masofasini

B) Nuqsonni ko’z uchun ko’zoynak optik kuchini

C) Linzaning optik kuchini

D) Ko’zning eng yaxshi ko’rish masofasini

9 / 25

Bu nuqsonda ko’z gavhari nurlarni to’r parda orqasiga to’playdi. Nuqsonning nomini ayting. 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

10 / 25

Klapeyron - Mendelev tenglamashini ko’rsating

A) P₂V₁/T₁= P₂V₂/T₂

B) P₁V₁=P₂V₂

C) PV = mRT/M

D) P₁/T₁= P₂/T₂

11 / 25

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

A) Avogadro 6*10²³ 1/ mol

B) Avogadro 6*10²⁴ 1/ mol

C) Avogadro 6*10²⁶ 1/ mol

D) Avogadro 6*10³⁴ 1/ mol

12 / 25

Selsiy shkalasining nol nuqtasi nimani bildiradi

A) Suvning kritik temperaturasi

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

C) Suvning qotish temperaturasi

D) Suvning qaynash temperaturasi

13 / 25

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

A) 2 marta kamayadi

B) 4 marta ortadi

C) 2 marta ortadi

D) 4 marta kamayadi

14 / 25

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

A) Avogadro

B) Boyl-Mariott

C) Sharl’

D) Gey – Lyussak

15 / 25

Berilgan tenglamalardan qaysi biri izoxorik jarayonni ifodalaydi?

A) pV=const

B) pT=const

C) p/T=const

D) v=m/M

16 / 25

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

A) T = 273 - t

B) T = t- 273

C) T = - t - 273

D) T = t + 273

17 / 25

m= const, V=const bo’lganda P/T =const. Bu ifodalar qaysi qonunga talluqli

A) izotermik

B) izaxorik

C) adibatik

D) izobarik

18 / 25

1 m³ suvda necha molekula bor?

A) 5 * 10²⁵

B) 10⁵

C) 6 * 10²³

D) 3,3 * 10²⁸

19 / 25

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

A) 4 marta kamayadi

B) 2 marta ortadi

C) 2 marta kamayadi

D) 4 marta ortadi

20 / 25

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

A) D = 2 – R

B) D = C / π

C) D = m / V

D) D = V / S

21 / 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

22 / 25

150 gradus S tempratura Kelvin shkalasida nimaga teng

A) -423 K

B) -123 K

C) 123 K

D) 423 K

23 / 25

Klapeyron - Mendelev tenglamashini ko’rsating

A) Pm = vRT/M

B) PV = RT/M

C) Pr = mRT/v

D) PV = mRT/M

24 / 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

25 / 25

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

A) ν (nyu) = m / M

B) ν (nyu) = N / Na

C) ν (nyu) = Nm / M

D) ν (nyu) = 1 / T

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 5

Oldingi

9-sinf Fizika 2-chorak

Keyingi

9-sinf Fizika 4-chorak

InfoMaster

Foydali bo'lsa mamnunmiz

Tegishli Maqolalar

Istaklar ro'yxatiga qo'shildiIstaklar ro'yxatidan olib tashlandi 4

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