6-sinf Fizika 4-chorak

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6-sinf Fizika 4-chorak

Testni Vafaqulov Alisher tayyorladi.

1 / 25

1 sutka necha soatga teng

A) 50 Soat

B) 45 soat

C) 30 soat

D) 24 soat

2 / 25

Bir modda molekulalarining ikkinchi modda molekulalari orasiga kirishuvi....deyiladi?

A) diffuziya

B) Broun harakati

C) issiqlikdan kengayish

D) bug'lanish

3 / 25

O'lchash mumkin bo’lgan eng katta masofa nima deyiladi?

A) Ulchash aniqligi

B) t.j.y

C) A va S

D) O’lchash chegarasi

E) Chiziq shikalasi

4 / 25

Bosim formulasini ko’rsating

A) pa = a /t

B) 1/2

C) P=F/s

D) p=m/v

5 / 25

Diffuziya so’zining ma’nosi nima

A) fizik jism

B) Modda

C) molekula

D) tarqalish

6 / 25

Jismlar harakati davomida fazoda qoldirgan iziga …deb ataladi

A) Kuchish

B) Traektoriya

C) Yo’l

D) Masofa

7 / 25

O'rtacha qiymat (o'lchangan qiymatlar o'rta arifmetigi)dan o'lchangan qiymat (o'lchash natijasi)ni ayirmasi(farqi) ... deyiladi.

A) Absolyut xatolik

B) O'rtacha o'lchash

C) Nisbiy xatolik

D) Jiddiy xatolik

8 / 25

Elektr poezdi Yangiyer shahridan Toshkentga 3 soatda etib keldi. Agar shaharlar orasidagi masofa taxminan 150 km bo’lsa poezdning o’rtacha tezligini toping.

A) 150 km/soat

B) 250 km/soat

C) 50 km/soat

D) 200 km/soat

9 / 25

Issiqlik energiyasini mexanik energiyaga aylantirib beradigan qurilmaga….deb ataladi

A) Genirator

B) Issiqlik dvigatel

C) Stator

D) Menzurka

10 / 25

Suv necha gradusda qaynaydi

A) 15˚C

B) 100˚C

C) 25˚C

D) 20˚C

11 / 25

Ikki yoki bir tomonni sferik sirt bilan chegaralangan shaffof jismga nima deyiladi?

A) Lenza

B) Bosim

C) Botiq lenza

D) Dvigatel

12 / 25

Konveksiya so’zining ma’nosi nima?

A) Olib kelish

B) Sochilish

C) Yoyilish

D) Aralashish

13 / 25

Normal ko’z uchun yaxshiko’rish masofasi nechaga teng

A) 25 sm

B) 2 sm

C) 6 sm

D) 10 sm

14 / 25

Yorug’lik tezligi nechaga teng?

A) 30*10⁹ m/s

B) 300m/s

C) 3*10⁷m/s

D) 3*10⁸ m/s

15 / 25

Jismlarning ish bajara olish qobilyati …..deyiladi ?

A) Deffuziya

B) Bosim

C) Energiya

D) Ish

16 / 25

Vaqt birligi ichida bajarilgan ishga ... deyiladi?

A) Energiya

B) Tezlanish

C) Tezlik

D) Quvvat

17 / 25

Ish formulasini ko’rsating ?

A) N=A/t

B) A=FS

C) a= v/t

D) F=mg

18 / 25

Kemaning suvga botadigan chuqurligi nima deb ataladi ?

A) Vatar chizig’i

B) A va D

C) Botish darajasi

D) Suv sig’imi

19 / 25

100 g massali tinch turgan jismga kuch qo’yilganda u silliq gorizantal muz ustida ishqalanmasdan 10 m/s tezlikka erishdi jism qanday kenitek energiyaga erishgan ?

A) 4

B) 2

C) 3

D) 5

20 / 25

1 sekund vaqt davomida tebranishlar soni…………deyiladi?

A) rezanator

B) chastota

C) davr

D) spekt

21 / 25

Shiftga o’rnatilgan parrak sekundiga 10 marta aylanmoqda .Uning aylanish davri nimaga teng?

A) 1 s

B) 0,01 s

C) 0,1 s

D) 10 s

22 / 25

Erkaklar chiqaradigan asosiy tonlarni belgilang

A) Bas, Bariton,Tenor

B) Saprano ,Kontrolto

C) Messo-saprano

D) Saprano,Bas, Tenor

23 / 25

Tovushning balandligi nimaga teng ?

A) Rezonansga

B) Chastotaga

C) Amplitudaga

D) Davrga

24 / 25

Tovushning suvdagi tezligini kim aniqlagan

A) O.Ryomer

B) J.Kolladan Ya. Shturm

C) P.Kyuri

D) Rezerford ,Paskal

25 / 25

Kamalak oq yorug‘likni 7 xil rangga ajralishi nima deb ataladi?

A) Prizma

B) Linza

C) spektr

D) nur

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

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