Aylana boylap hareket temasina tiyisli test sorawları

Aylana boylap hareket temasina tiyisli test sorawları

1. 
   Tasma orqali biriktirilgan ikki shkivning radiuslari 10 sm va 15 sm. Birinchi shkivning chiziqli tezligi 2 m/s bolsa, ikkinchi shkivning chiziqli tezligini toping (m/s)?
   

1. 
   1,3 B) 2 C) 3 D) 4,3
   

2. 
   Tishlarining soni N] =150 va N2 bo'lgan shestemalar bir-biriga bog‘langan. Birinchi shestema har sekundda 20 marta aylanganda ikkinchisi har minutda 250 marta aylansa N2- ? .
   

1. 
   720 5)250 C) 150 D)750
   

3. 
   Bitta o‘qqa mahkamlangan radiuslari 15 sm va 25 sm bo‘lgan shkivlardan kichigining eng chekka nuqtalaridagi chiziqli tezligi 2,25 m/s. Katta skivning eng chekka nuqtalaridagi chiziqli tezligini toping (m/s).
   

A) 6,25 B) 2,5 C) 1,5 D) 3,75
4. Bitta o‘qqa mahkamlangan radiuslari 15 sm va 25 sm bo‘lgan shkivlardan kichigining eng chekka nuqtalarining aylanish davri 2,25 s. Katta skivning eng chekka nuqtalarining aylanish davrini toping (s).

1. 
   6,25 B) 2,5 C) 1,5 D) 3,75
   

5. 
   Yig‘ma ≪Kama≫ velosipedi g‘ildiragining diametri 50 sm, tishli g‘ildiragining tishlari 48 ta va 15 ta hamda pedallaming aylanish chastotasi 1 ayl/s bolsa, undagi velosipedchi qanday tezlik bilan harakatlanadi (m/s)?
   

1. 
   20 B)10 C) 5 D) 0,2
   

5. 
   Tasma orqali biriktirilgan ikki shkivning radiuslari 10 sm va 15 sm. Birinchi shkivning burchak tezligi 2 rad/s bo‘Isa, ikkinchi shkivning burchak tezligini toping (rad/s)
   

1. 
   1,3 5)2 C) 3 D) 4,3
   

5. 
   J ism tangensial tezlanishi 6 m/s2, markazga intilma tezlanishi 8 m/s2 ga teng bo4Isa, uning natijaviy tezlanishi necha m/s2 gateng?
   

1. 
   6 B) 8 C) 10 D) 2
   

8. Avtomobil radiusi 50 m bo‘lgan aylanani 40° ga mos yoyini 4 m/s, 60° mos yoyini 6 m/s, 70° mos yoyini 7 m/s va qolgan qismini 8 m/s tezlik bilan otdi. Avtomobilning butun aylanadagi o‘rtacha tezligini toping (km/soat).
A) 2,15 B) 24,1 C) 36 D) 42,1
9. Jism aylana bo‘ylab = 2 + 0,51 tenglama bilan ifodalanadigan burchak tezlik bilan harakat qilmoqda. U 20 s da necha marta aylanadi?
A) 62 В) 52 С) 42 D) 22
10. Moddiy nuqta radiusi 3m bo'lgan aylana bo'ylab 4 rad /s burchak tezlik bilan tekis harakatlanmoqda. Uning tangensial tezlanishini toping (m/s2).
A) 48 B) 12 C) 24 D) 0
F.A ___________________ Ball______________

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