Uy » Online olimpiada » Fizika olimpiada » 7-sinf Fizika olimpiada №3 Fizika olimpiada 7-sinf Fizika olimpiada №3 InfoMaster Yanvar 3, 2023 332 Ko'rishlar 0 SaqlashSaqlanganOlib tashlandi 0 1 12345678910111213141516171819202122232425 Vaqtingiz tugadi! 7-sinf Fizika olimpiada №3 29.12.2022 yil oo.uzedu.uz Online olimpiada savollari! 1 / 25 2,25 m/s2 gorizontal tezlanish bilan harakatlanayotgan suv bilan to’ldirilgan sisternaning shiftiga 5 kg massali shar ip yordamida osilgan. Ip turg’un qiya vaziyatni egallagandan keyin, uning taramglik kuchini (N) toping. Shar materialining zichligi 5000 kg/m3. g=10 m/s2 38 22.5 50 41 2 / 25 Jism o’z motori beradigan o’zgarmas quvvat yordamida to’g’ri chiziq bo’ylab harakatlanmoqda. Jismning t davomida bosib o’tgan yo’li … I) t 1/2 II) t 3/4 III) t 3/2 IV) t2 ga proporsional. I IV III II 3 / 25 7 C A B D 4 / 25 13 A B D C 5 / 25 14 B D A C 6 / 25 C B D A 7 / 25 C A B D 8 / 25 C A D B 9 / 25 A D B C 10 / 25 B A C D 11 / 25 C B D A 12 / 25 B D C A 13 / 25 C B A D 14 / 25 B C A D 15 / 25 D A B C 16 / 25 D A B C 17 / 25 D C A B 18 / 25 B A C D 19 / 25 A B C D 20 / 25 C D A B 21 / 25 D C B A 22 / 25 B C D A 23 / 25 D B A C 24 / 25 B C D A 25 / 25 C B A D 0% Testni qayta ishga tushiring Author: InfoMaster Foydali bo'lsa mamnunmiz
