masalalar yechish. 9-sinf 46-mavzu

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1730457157.pptx /docprops/thumbnail.jpeg презентация powerpoint mavzu: masalalar yechish. fizika 𝑛=𝑐/𝜗 𝑛_2/𝑛_1 =𝜗_1/𝜗_2 𝑛_21=𝑛_2/𝑛_1 =sin⁡𝛼/sin⁡𝛽 masala yorug‘lik birinchi muhitdan ikkinchi muhitga burchak ostida tushib, burchak ostida sinib o‘tmoqda. birinchi muhitning absolyut nur sindirish ko‘rsatkichi ga teng bo‘lsa, yorug‘likning ikkinchi muhitdagi tezligi nimaga teng? formula: dan berilgan: topish kerak: yechish: javob: 25-mashq 1-masala tushgan va qaytgan nurlar orasidagi burchak bo‘lishi uchun, nur ko‘zguga qanday burchak ostida tushishi kerak? dan javob: 35 burchak ostida tushishi kerak. 25-mashq 4-masala havodan shishaga tushgan va qaytgan nurlar orasidagi burchak ga teng. shishaning sindirish ko‘rsatkichi ga teng bo‘lsa, sinish burchagini toping. formula: dan berilgan: topish kerak: yechish: javob: 25-mashq 5-masala nur suvdan shishaga o‘tmoqda. suvning nur sindirish ko‘rsatkichi 1,33 ga, shishaniki 1,5 ga teng. bir xil vaqt ichida shu moddalardan yorug‘lik nuri o‘tgan masofalar nisbati nimaga teng? formula: yechish: javob: berilgan: topish kerak: mustaqil bajarish uchun topshiriqlar 1. yassi ko‘zguda buyum tasviri ko‘zgudan 60 cm masofada hosil bo‘lsa, …
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1730457157.pptx /docprops/thumbnail.jpeg презентация powerpoint mavzu: masalalar yechish. fizika 𝑛=𝑐/𝜗 𝑛_2/𝑛_1 =𝜗_1/𝜗_2 𝑛_21=𝑛_2/𝑛_1 =sin⁡𝛼/sin⁡𝛽 masala yorug‘lik birinchi muhitdan ikkinchi muhitga burchak ostida tushib, burchak ostida sinib o‘tmoqda. birinchi muhitning absolyut nur sindirish ko‘rsatkichi ga teng bo‘lsa, yorug‘likning ikkinchi muhitdagi tezligi nimaga teng? formula: dan berilgan: topish kerak: yechish: javob: 25-mashq 1-masala tushgan va qaytgan nurlar orasidagi burchak bo‘lishi uchun, nur ko‘zguga qanday burchak ostida tushishi kerak? dan javob: 35 burchak ostida tushishi kerak. 25-mashq 4-masala havodan shishaga tushgan va qaytgan nurlar orasidagi burchak ga teng. shishaning sindirish ko‘rsatkichi ga teng bo‘lsa, sinish burchagini toping. formula: dan berilgan: topish ke...

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