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7-A sinf 8.12

Authored by Azamat Yuldoshev

Physics

7th Grade

Used 1+ times

7-A sinf 8.12
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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kuch deb nimaga aytiladi?

Jismlarning o‘zaro ta'sirini miqdor va yo‘nalish jihatdan xarakterlaydigan kattalikka.

Jismlarning o‘zaro ta’sirini faqat miqdor jihatdan

xarakterlaydigan kattalikka.

Jismlarning o‘zaro ta’sirini faqat yo‘nalish jihatdan xarakterlaydigan kattalikka.

Jismning inertlik xossasini xarakterlaydigan kattalikka.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kuch qanday asbob yordamida o‘lchanadi?

barometr.

dinamometr.

spidometr.

termometr.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Rasmda ko‘rsatilganidek O nuqtaga ikkita F1 va F2 kuchlar ta’sir etmoqda. Ularning natijaviysi qanday yo‘nalgan?

L

K

N

M

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kuchning formulasi to'g'ri berilgan javobni belgilang.

F=ma

F=mv

K=mv

F=m(v-v0)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Zichlik quyidagi formula yoordamida aniqlanadi: ρ=mV\rho=\frac{m}{V} . Agar massasi 8 kg jism 10 litr hajmni egallasa, uning zichligini kg/m3 birlikda aniqlang.

0.8

8

80

800

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jism 8 N teng ta’sir etuvchi kuch ta’sirida 2 m/s2 tezlanish bilan harakatlanmoqda. Jismning massasini aniqlang(kg).

4

6

10

16

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Erkin tushish tezlanishining qiymati to'g'ri berilgan javobni belgilang.

9

9.81

10

1.7

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