7-sinf Fizika olimpiada №2

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7-sinf Fizika olimpiada №2

07.12.2022 yil oo.uzedu.uz  

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Balandlikdan gorizontal otilgan jismning normal tezlanishi vaqt o‘tishi bilan qanday o‘zgaradi?

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ℎ balandlikdan gorizontga nisbatan 370 burchak ostida boshlang’ich  ?0=50 ?/? tezlik bilan otilgan jism 8 s dan keyin A nuqtaga kelib tushgan bo`lsa, ?/ℎ nisbatni toping? ?in370=0,6, ?o?370=0,8, g=10 m/s2

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