
9-A sinf 9.12
Authored by Azamat Yuldoshev
Physics
9th Grade
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bosh optiq o’qlari umumiy, fokus masofalari mos ravishda f1, f2 bo’lgan X va Y botiq ko’zgulardan hosil qilingan optik sistema tushgan Ι yorug’lik nuri rasmda ko’rsatilgan yo’l bo’ylab harakatlanmoqda. Bunga asosan, f1/f2 nisbat nimaga teng?
(Nuqtalar orasidagi masofalar teng.)
2/3
3/4
1
4/3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
X qavariq ko’zgu va Y botiq ko’zguning bosh optik o’qlari ustma-ust tushadigan qilib joylashtirilgan. X ko’zguga tushayotgan Ι yorug’lik nuri ko’zgulardan qaytganidan keyin kelgan yo’lidan orqaga qaytadi. Bunga aosan, quyidagilardan qaysilari to’g’ri?
X ko’zguning fokus nuqtasi K nuqtada.
Y ko’zguning fokus nuqtasi P nuqtada.
X ko’zguning fokus masofasi Y nikiga teng.
X ko’zguning fokus nuqtasi N nuqtada.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fokus masofalari teng va f bo’lgan qavariq linza va botiq linza bosh optik o’qlari ustma-ust tushadigan qilib joylashtirilgan. Bunga asosan, sistemaga rasmda ko’rsatilgandek tushayotgan monoxromatik I yorug’lik nuri sinishlardan keyin qaysi yo’l bo’ylab tarqaladi?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nurning yo‘li qaysi rasmda to‘g‘ri ko‘rsatilgan?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Buyum fokus masofasi 12 cm bo‘lgan linzadan 16 cm uzoqlikda qo‘yildi. Linzaning kattalashtirishi qanday?
3
4
5
6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Buyum yig‘uvchi linzadan d=nF masofada joylashgan bo‘lsa, linza bilan tasvir orasidagi masofa qanday bo‘ladi?
𝑛𝐹/(𝑛−1).
𝐹(𝑛+1)/𝑛.
𝐹/𝑛.
𝐹/(𝑛+1).
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Buyumning to‘g‘ri tasviri hosil bo‘lishi uchun buyum optik kuchi 2 D bo‘lgan yig‘uvchi linzadan ko‘pi bilan necha metr masofada bo‘lishi kerak?
<0.4
>0.4
>5
<0.5
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