1.   ni hisoblang. A   b   c   d   2

22. Ishqalanishsiz K sirtdan 10 m/s tezlik bilan otilgan sharchaning L nuqtadagi tezligini toping (m/s).
A) 12. B) 14,1. C) 16,4. D) 20.
23. Massasi 2 kg bo`lgan jism yuqoriga 4 m/s² tezlanish bilan harakatlanishi uchun ung qanday kuch tasir etishi kerak? g =10 m/s²
A) 12 B) 24 C) 28 D) 36
24. Rasmda tasvirlangan sharlar absolut noelastik to`qnashuvdan keyin energiyasi qanchaga kamayadi (kJ)?

A) 0,5 B) 2 C) 3 D) 1,5
25. Rasmda ustma ust taxlangan 100⁰C, 80⁰C, 60⁰C, 40⁰C haroratli brusoklar orasidagi issiqlik almashinuvi strelkalar bilan ko`rsatilgan. Qaysi brusok harorati 40⁰C


A) D B) C C) B D) A