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6-sinf Fizika 3-chorak

InfoMaster

Aprel 12, 2021

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6-sinf Fizika 3-chorak

Testni Vafaqulov Alisher tayyorladi.

1 / 25

Massasi 4 kg va yuzasi 4 m²bo’lgan gilam polga qacha bosim berdi?

A) 10

B) 50

C) 3

D) 2

2 / 25

Potensial energiya formulasini toping ?

A) F=mg

B) S= v/t

C) E=mgh

D) a= v/t

3 / 25

Massaning o’lchov birligi nima ?

A) J

B) kg

C) N

D) m/s

4 / 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) 5

B) 3

C) 4

D) 2

5 / 25

Jismlarning ish bajara olish qobilyati …..deyiladi ?

A) Ish

B) Deffuziya

C) Bosim

D) Energiya

6 / 25

Quvvatning o’lchov birligi nima ?

A) J

B) Kelvin

C) A

D) W (Vatt)

7 / 25

Havo o’z og’irligi bilan yer yuzasiga bosim beradi ,bu bosim qanday ataladi?

A) Havo qatlami

B) o’gir bosim

C) Ochiq bosim

D) Atmosfera bosimi

8 / 25

1 ok (ot kuchi) necha W ga teng ?

A) 420W

B) 780 w

C) 735,5 w

D) 900 w

9 / 25

Suyuqlikning idish tubiga beradigan bosim formulasini ko'rsating.

A) F= ma

B) P= pgh

C) a =v/t

D) A=FS

10 / 25

Xonaga o’rnatilgan ventelyator quvvati 36 w uning 40 s da bajargan ishi nimaga teng ?

A) 180

B) 360

C) 720

D) 1440

11 / 25

Normal ko’z uchun yaxshiko’rish masofasi nechaga teng

A) 10 sm

B) 25 sm

C) 6 sm

D) 2 sm

12 / 25

Lenzaning optik kuchi formulasini ko’rsating.

A) F=ma

B) k=Fl

C) A=Fs

D) D=1/F

13 / 25

Ichki yonuv dvegatorini kim ixtiro qilgan

A) E.Lenuar

B) J.Kyuno

C) J.Uatt

D) Jaul

14 / 25

Yorug’lik tezligini birinchi bo’lib kim aniqlagan

A) Nyuton

B) Rezirfort

C) O.Ryomer

D) J.Uatt

15 / 25

72 km/soat necha m/s ga teng ?

A) 10m/s

B) 15 m/s

C) 20 m/s

D) 18 m/s

16 / 25

Moddani tashkil etgan zarralar o’zgarmay qolgan holda sodir bo’ladigan hodisalarga….deyiladi

A) fizik qonunlar

B) moddalar

C) fizik jismlar

D) molekulalar

E) fizik hodisalar

17 / 25

Molekulalarning to'xtovsiz va tartibsiz harakati nima deb ataladi

A) fizik jism

B) molekula massasi

C) molekula

D) Braun harakati

18 / 25

Fizika so'zi ilk bor qaysi olimning asarlarida paydo bo'ldi?

A) M.V.Lomonosov

B) Aristotel

C) I.Nyuton

D) G.Galiley

19 / 25

Og’irlik kuchi formulasini ko’rsating ?

A) N=A/t

B) F=mg

C) a =v /

D) F=A*S

20 / 25

Bir soat necha minutni tashkil etadi ?

A) 20 min

B) 60 min

C) 80 min

D) 35 min

21 / 25

Tabiatda uchraydigan barcha jismlarga…deb ataladi?

A) Atomlar

B) moddalar

C) malikulalar

D) fizik jismlar

22 / 25

Jismlar harakati davomida fazoda qoldirgan iziga …deb ataladi

A) Traektoriya

B) Masofa

C) Kuchish

D) Yo’l

23 / 25

Molekula so'zining ma 'nosi nimani anglatadi?

A) Modda

B) Kichik massa

C) Materiya

D) Qattiq jismlar

24 / 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) 50 km/soat

B) 250 km/soat

C) 200 km/soat

D) 150 km/soat

25 / 25

1 sutka necha soatga teng

A) 50 Soat

B) 45 soat

C) 24 soat

D) 30 soat