Tezlik o‘lchovchi asbob shkalasining uzunligi

a)

2

b)

10

c)4

d)3

5.

Jism yo‘lning birinchi yarmini 9 m/s9m/s tezlik bilan, ikkinchi yarmini 22 marta sekinroq o‘tgan bo‘lsa, uning butun harakat davomidagi o‘rtacha tezligini aniqlang (m/s)(m/s).

a)

55

b)

66

c)

88

d)

44

6.

Avtomobil dvigateli parragining harakat trayektoriyasi:

a) avtomobil bilan bog‘langan sanoq sistemasiga;

b)Yer bilan bog‘langan sanoq sistemasiga nisbatan qanday shaklda bo‘ladi?

a)parabola, egri chiziq

b)aylana, parmasimon

c)parmasimon, aylana

d)aylana, aylana

7.

Agar jismning harakat tenglamasi x = 0.2t^{2}x=0.2t​2​​ ko‘rinishda bo‘lsa, u qanday harakatda bo‘ladi?

a)

a = 0.4 m/s^{2}a=0.4m/s​2​​, tekis sekinlanuvchan harakat

b)

v_{0} = 0, a = 0.2 m/s^{2}v​0​​=0,a=0.2m/s​2​​, tekis tezlanuvchan harakat

c)

v_{0} = 0, a = 0.4 m/s^{2}v​0​​=0,a=0.4m/s​2​​, tekis tezlanuvchan harakat

d)

v_{0} = 0, a = 0.1 m/s^{2}v​0​​=0,a=0.1m/s​2​​, tekis tezlanuvchan harakat

8.

Jism OXOX o‘qi bo‘ylab 5 m/s5m/s tezlik bilan harakatlanmoqda. U 20 s20s dan so‘ng koordinata boshidan qanday masofada bo‘ladi (m)(m)? Jismning boshlang‘ich koordinatasi x_{0} = -8 mx​0​​=−8m.