Uy » Online olimpiada » Fizika olimpiada » 9-sinf Fizika olimpiada №5 Fizika olimpiada 9-sinf Fizika olimpiada №5 InfoMaster Yanvar 9, 2023 1207 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 0 0 12345678910111213141516171819202122232425 9-sinf Fizika olimpiada №5 03.01.2023 yil oo.uzedu.uz Online olimpiada savollari! 1 / 25 Elektr maydon kuchlanganligi 600 kV/m bo’lgan bir jinsli maydonga kiritilgan +2nC nuqtaviy zaryadga maydon tomonidan ta’sir etuvchi kuchning qiymati necha mN ga teng? A) 12 B) 1,2 C) 1200 D) 120 2 / 25 Asos yuzi 10 sm² bo’lgan silindrik idishga 200 ml suv quyilgan. Suv idish devorining idish tubidan 15 sm masofadagi nuqtasiga qanday bosim (Pa) ko’rsatadi? A) to’qnashishda molekulalarning elastik o’zaro ta’sirini B) molekulalarning to’qnashishini C) masofada molekulalarning o’zaro ta’sirini D) molekula massasini 3 / 25 Elektr maydon kuchlanganligi 400 kV/m bo’lgan bir jinsli vertikal maydonga kiritilgan +1,5nC nuqtaviy zaryad shu maydonda muallah turgan bo’lsa, uning massasini (g) aniqlang. ? = 10 ?/?² A) 0.6 B) 600 C) 0.06 D) 6 4 / 25 Faradey doimiysi qaysi javobda to’g’ri ko’rsatilgan? A) 96500 C/mol B) 96500 kg/mol C) 96500 A/mol D) 96500 J/mol 5 / 25 Rezistordan 3 A tok o’tishi uchun, uning uchlaridagi kuchlanishi 210 V ekanlig ma’lum bo’lsa, bu rezistorning elektr quvvatini (W) toping. A) 1890 B) 315 C) 7 D) 630 6 / 25 A) B B) C C) D D) A 7 / 25 A) C B) B C) A D) D 8 / 25 A) A B) D C) C D) B 9 / 25 A) C B) D C) A D) B 10 / 25 A) D B) A C) C D) B 11 / 25 A) D B) C C) A D) B 12 / 25 A) A B) B C) C D) D 13 / 25 A) A B) D C) C D) B 14 / 25 A) A B) D C) C D) B 15 / 25 A) A B) D C) C D) B 16 / 25 A) B B) A C) D D) C 17 / 25 A) B B) C C) A D) D 18 / 25 A) D B) C C) A D) B 19 / 25 A) A B) C C) D D) B 20 / 25 A) D B) A C) C D) B 21 / 25 A) D B) B C) A D) C 22 / 25 A) B B) C C) D D) A 23 / 25 A) D B) C C) A D) B 24 / 25 A) C B) D C) B D) A 25 / 25 A) C B) D C) B D) A 0% Testni qayta ishga tushiring Author: InfoMaster Foydali bo'lsa mamnunmiz
