Uy » Online olimpiada » Fizika olimpiada » 7-sinf Fizika olimpiada №3 Fizika olimpiada 7-sinf Fizika olimpiada №3 InfoMaster Yanvar 3, 2023 347 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 8 kg massali taxta qiyalik burchagi gorizontga 300 bo’lgan qiya tekislik bo’ylab ishqalanish harakatlanishi mumkin. Taxta qiya tekislikdan sirpanib tushib ketmasligi uchun 80 kg massali odam uning ustida qanday tezlanish (m/s2) bilan yugurishi kerak? g=10 m/s2 4.5 5.5 5 10 2 / 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 41 38 50 22.5 3 / 25 15 A D B C 4 / 25 17 A D B C 5 / 25 13 C D B A 6 / 25 C A B D 7 / 25 C B D A 8 / 25 B C D A 9 / 25 C B A D 10 / 25 D B A C 11 / 25 C B A D 12 / 25 C D B A 13 / 25 D A B C 14 / 25 D A C B 15 / 25 B C A D 16 / 25 D C A B 17 / 25 A C D B 18 / 25 C D A B 19 / 25 A D C B 20 / 25 D C A B 21 / 25 C D A B 22 / 25 C B A D 23 / 25 D B A C 24 / 25 A D C B 25 / 25 D C A B 0% Testni qayta ishga tushiring Author: InfoMaster Foydali bo'lsa mamnunmiz
