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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

Cho’g’lanma elektr lampochkaning temperaturasi qancha

A) 2800˚ C

B) 2500˚C

C) 1500˚ C

D) 100˚ C

2 / 25

Temperaturaning quyi chegarasi nimaga teng

A) 273,15˚ C

B) 1500˚C

C) -273,15˚ C

D) 2500˚C

3 / 25

Temperaturani o’lchaydigan asbob nima deyiladi

A) Barometr

B) Manometr

C) Termometr

D) Spidametr

4 / 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) 45 N

C) 100 N

D) 150 N

E) 30 N

5 / 25

Dastlabki issiqlik dvigatellari qanday nomlangan?

A) Bug’ mashinasi

B) Genirator

C) Rator

D) Stator

6 / 25

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

A) Bosim

B) Lenza

C) Botiq lenza

D) Dvigatel

7 / 25

Birinchi bug’ mashinasini kim ixtiro qilgan?

A) Kyuri

B) Jaul

C) Amper

D) Jeymis Uatt

8 / 25

Moddalarning yoki jismlarning isitilganlik darajasini ifodalovchi kattalik …deb ataladi.

A) Bosim

B) Tezlik

C) temperatura

D) Kuch

9 / 25

Ish formulasini ko’rsating ?

A) N=A/t

B) F=mg

C) A=FS

D) a= v/t

10 / 25

Potensial energiya formulasini toping ?

A) a= v/t

B) E=mgh

C) S= v/t

D) F=mg

11 / 25

Jismlarning ish bajara olish qobilyati …..deyiladi ?

A) Ish

B) Bosim

C) Energiya

D) Deffuziya

12 / 25

Suyuqlikning idish tubiga beradigan bosim formulasini ko'rsating.

A) A=FS

B) P= pgh

C) a =v/t

D) F= ma

13 / 25

Paskal qonuni ta’rifini ko’rsating ?

A) O’g’irlik kuchi hisobga olinadi

B) Og’irlik kuchi hisobga olinmaydi

C) Suyuqlik va gaz o’ziga berilgan tashqi bosimni hamma tamonga o’zgarishsiz o’zatadi

D) Massa va og’irlik har doim teng

14 / 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) 2

B) 3

C) 4

D) 5

15 / 25

Molekula so'zining ma 'nosi nimani anglatadi?

A) Materiya

B) Qattiq jismlar

C) Modda

D) Kichik massa

16 / 25

72 km/soat necha m/s ga teng ?

A) 20 m/s

B) 18 m/s

C) 15 m/s

D) 10m/s

17 / 25

1 millisekund necha sekundga teng

A) 0,002

B) 0,0001

C) 0.001 s

D) 0,2s

18 / 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

19 / 25

Bir soat necha minutni tashkil etadi ?

A) 35 min

B) 60 min

C) 80 min

D) 20 min