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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

Bosim formulasini ko’rsating

A) p=m/v

B) P=F/s

C) 1/2

D) pa = a /t

2 / 25

Modda xossasi saqlanib qoladigan eng kichik zarrachaga nima deyiladi

A) Modda

B) fizik jism

C) molekula

D) mexanika

3 / 25

72 km/soat necha m/s ga teng ?

A) 15 m/s

B) 18 m/s

C) 10m/s

D) 20 m/s

4 / 25

1 millisekund necha sekundga teng

A) 0,0001

B) 0,2s

C) 0.001 s

D) 0,002

5 / 25

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

A) molekulalar

B) fizik jismlar

C) fizik qonunlar

D) moddalar

E) fizik hodisalar

6 / 25

Og’irlik kuchi formulasini ko’rsating ?

A) F=mg

B) N=A/t

C) F=A*S

D) a =v /

7 / 25

Kim birinchi bo'lib Quyosh sistemasi tuzilishini to'g'ri talqin qilgan?

A) Aristotel

B) Arximed

C) Demokrit

D) Kopernik

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) 200 km/soat

B) 250 km/soat

C) 50 km/soat

D) 150 km/soat

9 / 25

Bir soat necha minutni tashkil etadi ?

A) 60 min

B) 20 min

C) 35 min

D) 80 min

10 / 25

Energiyaning o’lchov birligi nima ?

A) S

B) K

C) Amper

D) J

11 / 25

Vaqt birligi ichida bajarilgan ishga ... deyiladi?

A) Tezlanish

B) Tezlik

C) Energiya

D) Quvvat

12 / 25

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

A) 1440

B) 720

C) 360

D) 180

13 / 25

Suyuqlikning idish tubiga beradigan bosim formulasini ko'rsating.

A) a =v/t

B) A=FS

C) P= pgh

D) F= ma

14 / 25

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

A) o’gir bosim

B) Ochiq bosim

C) Havo qatlami

D) Atmosfera bosimi

15 / 25

Jismlarning ish bajara olish qobilyati …..deyiladi ?

A) Deffuziya

B) Bosim

C) Energiya

D) Ish

16 / 25

Normal atmosfera bosimi necha paskalga teng ?

A) 10105 Pa

B) 1395 Pa

C) 101360 Pa

D) 760 Pa

17 / 25

Ish formulasini ko’rsating ?

A) A=FS

B) F=mg

C) a= v/t

D) N=A/t

18 / 25

Quvvatning o’lchov birligi nima ?

A) W (Vatt)

B) A

C) Kelvin

D) J

19 / 25

Cho’g’lanma elektr lampochkaning temperaturasi qancha

A) 100˚ C

B) 1500˚ C

C) 2800˚ C

D) 2500˚C

20 / 25

Birinchi bug’ mashinasini kim ixtiro qilgan?

A) Amper

B) Jeymis Uatt

C) Kyuri

D) Jaul

21 / 25

Lenzaning optik kuchi formulasini ko’rsating.

A) A=Fs

B) k=Fl

C) D=1/F

D) F=ma

22 / 25

Temperaturani o’lchaydigan asbob nima deyiladi

A) Spidametr

B) Barometr

C) Termometr

D) Manometr

23 / 25

Temperaturaning yuqori chegarasi nechaga teng

A) 2700˚ C

B) -273˚ C

C) Yuqori chegara qayt qilinmagan

D) 273,15˚ C

24 / 25

Ichki yonuv dvegatorini kim ixtiro qilgan

A) J.Kyuno

B) Jaul

C) J.Uatt

D) E.Lenuar

25 / 25

Richakning uzun yelkasi 6 m qisqa yelkasi 2 m ga teng. Uzun yelkasiga 10 N kuch ta’sir ettirilsa, qisqa tamoni uchi bilan qanday og’irlikdagi yukni ko’taradi

A) 200 N

B) 100 N

C) 150 N

D) 30 N

E) 45 N