3-MAVZU:TO’G’RI CHIZIQLI TEKIS HARAKAT VA UNING GRAFIK TASVIRI
Assessment
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Xurshid Mirahmedov
•
Physics
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Professional Development
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2 plays
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Medium
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Higher order questions
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30 questions
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1.
Multiple Choice
Bola tekis harakatlanib 600 m yo’lni 5 minutda bosib o’tgan bo’lsa, uning tezligi qanday bo’lgan?
120
2
0,5
900
2.
Multiple Choice
Chizmada jism bosib o’tgan yo’lning vaqtga bog’lanish grafigi keltirilgan. Jismning tezligini aniqlang.
10
75
30
5
3.
Multiple Choice
3
5
4
4.
Multiple Choice
Ikki jismning harakat qonunlari tinch turgan sanoq sistemasida nisbatan x1=30+t (m) va x2=90-0,5t (m) ko’rinishda berilgan bo’lsa, ularning uchrashish vaqti va joyi qanday?
70 s, 40 m
40 s, 70 m
20 s, 35 m
35 s, 20 m
5.
Multiple Choice
Avtomobil 105 km/soat tezlik bilan 1,8 soat harakatlanib, marraga yetib kelganda, hisoblagich 8416 km ni ko’rsatdi. Hisoblagichning dastlabki ko’rsatkichini aniqlang.
8227
8235
8605
8416
6.
Multiple Choice
Moddiy nuqtaning berilgan sanoq sistemasidagi harakati ushbu x=3+4t va y=2+3t tenglamalar bilan berilgan. Harakatning trayektoriy tenglamasini yozing. Moddiy nuqtaning tezligini aniqlang. Moddiy nuqtaning harakat yo’nalishi OX o’qi bilan qanday burchak (tgα) tashkil qiladi?
5 m/s; arctg(0,25)
10 m/s; arctg(0,75)
5 m/s; arctg(0,75)
10 m/s; arctg(0,25)
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