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Bo'lim: Fizika olimpiada

 9-sinf Fizika olimpiada №5

Yanvar 9, 2023Yanvar 9, 2023 da chop etilgan InfoMaster tomonidan  9-sinf Fizika olimpiada №5 ga fikr bildirilmagan.
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Tomonidan yaratilgan InfoMaster

9-sinf Fizika olimpiada №5

03.01.2023 yil oo.uzedu.uz  

Online olimpiada savollari!

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Ikki nuqtaviy zaryadning o’zaro ta’sir kuchi qanday ataladi?

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Ikki nuqtaviy zaryad orasidagi masofani 3 marta orttirib va har bir zaryadning miqdorini 4 martadan orttirilsa ular orasidagi o’zaro tortishish kuchi qanday o’zgaradi?

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Avtomobil yo’lning birinchi yarmini 20 m/s tezlik bilan, ikkinchi yarmini 30 m/s tezlik bilano’tdi. Avtomobilning butun yo’ldagi o’rtacha tezligini toping.

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Prujinani 9 sm ga siqish uchun А1 ish bajarildi, 9 sm ga cho’zish uchun esa - А2. А1/А2 ni toping.

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Massasi 0,2 kg bo’lgan olma yer sirtidan 8 m balandlikda daraxat shoxida osilib turibdi. Olmaning potensial
energiyasini (J) toping. 𝑔 = 10 𝑚/𝑠²

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Fizika olimpiada

 Al-Xorazmiy olimpiadasi Fizika №1

Yanvar 5, 2023Yanvar 5, 2023 da chop etilgan InfoMaster tomonidan  Al-Xorazmiy olimpiadasi Fizika №1 ga fikr bildirilmagan.
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Al-Xorazmiy olimpiadasi Fizika №1

7-8-sinflari o‘quvchilari o‘rtasida Al-Xorazmiy nomidagi fan olimpiadasi bo‘yicha kimyo fanidan test savollari

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Fizika olimpiada

 8-sinf Fizika olimpiada №3

Yanvar 3, 2023Yanvar 3, 2023 da chop etilgan InfoMaster tomonidan  8-sinf Fizika olimpiada №3 ga fikr bildirilmagan.
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8-sinf Fizika olimpiada №3

30.12.2022 yil oo.uzedu.uz  

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Yuk ikkala bulok yordamida osilgan. Agar ip υ0 tezlik bilan tortilsa,yuk qanday tezlikda harakatlanadi?

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50 sm2 yuzali sim o’rami 20 μF sig’imli kondensator bilan tutashtirilgan. O’ram tekisligi bir jinsli maydonga perpendikulyar. Agar kondensatordagi zaryad 1 nC ga teng bo’lsa, magnit maydonning o’zgarish tezligini (mT/s) toping.

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Fizika olimpiada

 7-sinf Fizika olimpiada №3

Yanvar 3, 2023Yanvar 3, 2023 da chop etilgan InfoMaster tomonidan  7-sinf Fizika olimpiada №3 ga fikr bildirilmagan.
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7-sinf Fizika olimpiada №3

29.12.2022 yil oo.uzedu.uz  

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Massalari 1 va 2kg bo`lgan 2 ta shar bir-biriga tomon 1 va 2 m/s tezlik bilan hatrakatlanib, noelastik to`qnashdi. Tizim kinetik energiyasi necha joul kamaygan?

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Idish ichidagi suvda ustiga metall brusok qo’yilgan taxta suzib yuribdi. Agar brusok taxta ustidan olinib, suv ichiga tashlansa, idishdagi suv sathi qanday o’zgaradi?

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Fizika olimpiada

 8-sinf Fizika olimpiada №2

Dekabr 16, 2022Dekabr 16, 2022 da chop etilgan InfoMaster tomonidan  8-sinf Fizika olimpiada №2 ga fikr bildirilmagan.
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8-sinf Fizika olimpiada №2

08.12.2022 yil oo.uzedu.uz  

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Quyidagi mexanizm va mashinalarning qaysilari issiqlik mashinalari: 1) bug` mashinasi; 2) elektr generator;  3) elektr dvigatel;   4) reaktiv dvigatel;   5) ichki yonuv dvigateli; 6) shamol tegirmoni; 7) bug` turbinasi?         

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Harakatlanayotgan jism ustida biror kuch manfiy ish bajarsa, jismning kinetic energiyasi qanday o`zgaradi?

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Zaryadlangan yassi kondensatorning manfiy zaryadlangan qoplamasi zaryadlanmagan sharchaga ulansa, kondensator qoplamalari orasidagi elektr maydon kuchlanganligi qanday  o`zgaradi?

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Uchta linzaning fokus masofalari (F) masofada joylashgan. A nur fokusdan o`tib,birinchi linzaga tushadi.Nurning linzalar sistemasidan chiqqanidan keying yo`nalishini aniqlang.

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Elektr maydon kuchlanganligi 12kV/m bo’lgan bir jinsli maydonda +2,5 nC zaryadli nuqtaviy zaryad joylashgan. Nuqtaviy zaryaddan 5 sm masofalarda joylashgan A va B nuqtalarda elektr maydon kuchlanganligi (kV/m) qanchaga teng?

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Fizika olimpiada

 7-sinf Fizika olimpiada №2

Dekabr 15, 2022Dekabr 15, 2022 da chop etilgan InfoMaster tomonidan  7-sinf Fizika olimpiada №2 ga fikr bildirilmagan.
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7-sinf Fizika olimpiada №2

07.12.2022 yil oo.uzedu.uz  

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Rasmda tasvirlangan qurilma yordamida  qanday og`irlikdagi (N) yukni ko`tarish mumkin?

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Massasi 5 kg bo’lgan jism uzunligi 1 m bo’lgan chilvir yordamida aylana bo’ylab harakatlanmoqda. Jism sekundiga  2 aylanish bilan aylanmoqda. Chilvir maksimum  160 N  taranglikni ko’tara oladi. Jism quvvati 10W ga teng va o’zgarmas. Jismga aylanma harakatga kelganidan qancha (s) vaqt o’tib uzilib ketadi?

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